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Surefire beveled spacer Fitting 9mm caliber firearms, this barrel spacer provides Optimize your rifle's performance with the SureFire Shim Kit for SF3P/SFMB/Warcomp-762, 5/8-24 Z-71657. MK18 w/ Surefire RC2: Do I need the beveled spacer? Those of you who have the RC2, is this mounted too close? The alignment is good but it seems much closer to the handguard than it should be. It aligned slightly better with just the beveled spacer so I’m thinking fewer shims may be better. Ask a Question Model: Z-71657 Condition: Factory New Bud's Item Number: SureFire Surefire Shim Kit for SF3P/SFMB/Warcomp-556 - 1/2x28. Surefire Shim Kit, SF3P / SFMB / Warcomp-762, 5/8-24. Surefire Shim Kit, SF3P / SFMB / Warcomp-556, 1/2-28. Surefire SOCOM 4-Prong Flash Hider Suppressor Adapter AR-15 5. So ive had this rifle for a while now. Obviously the beveled spacer wasn't used or I wouldn't be here asking. Spacers. Or just use the beveled one torque and forget about where it indexes. forsyth793 Sergeant. I have spoken with Surefire twice on this and when installing, the chamfered spacer needs to be REVERSED due to the lack of shoulder on the SCAR 17 barrel. I was contacting Surefire as I was missing some shims/spacer for a muzzle device. 100% FREE returns. My can is a rugged razor. Note: Use spacer 71348-1 (sold separately) for shouldered barrels under . Full Member. That said, I get that shims have drawbacks in that some have difficulty adding them up correctly, they may require a beveled spacer if there’s no relief cut at the base of the threads, they can be damaged without a sufficient shoulder, the <div class="shopping-layout-no-javascript-msg"> <strong>Javascript is disabled on your browser. This provides the shoulder for the shims to seat against. Kit looks like it comes with shims and a chamfered spacer. BROWSE CATALOG. 9/16 is an option but it doesn't leave a whole lot ID. All Once the beveled spacer is reversed, per Surefire instruction, what difference does it make if you add shims? My set up is beveled spacer on first (reversed), then shims to time, then flash hider. Along with a small tube of Rocksett that is included with this kit, it also features 11 shims of various thickness and a black beveled barrel spacer to allow you to Along with a tube of Rocksett in this kit, it also features 11 shims of various thickness and a black beveled barrel spacer to allow you to accurately install muzzle devices to your firearm. The beveled spacer in no way replaces the Rocksett adhesive to hold your muzzle devise in place, and being Surefire's muzzle devises only torque to 20 ft/lb you may want to use a little Rocksett to keep it on. So as long as they expect to get half a turn when torque is applied I should be good. More Information; Dangerous Goods: No: MPN: Z-71657: Muzzle Device Thread: 5/8 x 24: Reviews. 99. 1,109 products. Wholesale prices also available. "if intending for BDC dry fit timing is Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. Functional Variety in Shims: The different sized shims in the kit offer distinct uses, from acting as a spacer for barrels without relief cuts behind the threads to providing degrees of rotation for optimal muzzle device Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. I can't think of a single other suppressor manufacturer that supplies a beveled spacer with their suppressor mounts. Reply reply Shop SureFire SF3P/SFMB/WARCOMP-762-5/8-24 Replacement Shim Kit | Be The First To Review SureFire SF3P/SFMB/WARCOMP-762-5/8-24 Replacement Shim Kit + Free Shipping over $49. This is currently just the beveled spacer hand tightened. The dealer said they install as per surefire's directions. 56mm or 9mm. However, the did not use the beveled spacer. [ARCHIVED THREAD] - Installing and timing a Surefire FH556RC. Well, since those days, I’ve decided I wante M640DFT-PRO Turbo Scout Light Pro. ("C" in the image below). I currently have a Surefire 617FA forend for my Benelli M1 but it doesn't exactly fit rock solid. Everything is GTG. You're gonna be better off using a "beveled spacer" (that's what Surefire calls it) with a QD brake I think. I did spend about 20 minutes on the phone before I was given the option to leave a message. Unthreaded to create space between two surfaces or objects, often to align them. Is the chamfered spacer necessary for surefire MBs? I was able to get it timed and checked bore alignment and it’s golden. Medi www. I'd deal with someone like TBAC or Elite Iron if I were you --someone that can give you solid advice as well as make shit happen. Abrading & Polishing; Building & Grounds; Spacers. 16 products. A Surefire chamfered spacer will fix it. 5" barrel. from Cal Tech decided the future lay in lasers. Name Required. Reply reply joshuamunson • It also accounts for any chamfer since the angle between the shoulder They did not use the beveled spacer. OD . Only registered users can write reviews. Includes 11 stainless steel shims, Rocksett tube, and a black beveled barrel I followed surefires instructions for installing the muzzle brake on my scar 17 by installing the beveled spacer in reverse and used shims to time it correctly. 300 BLK and the other is a 16” LWRCI. My 16 17 and 20's muzzle devices are installed as pictured, no aftermarket shoulder rings just the surefire supplied black beveled spacer + shims. I took two guns to a gunsmith to have them install the surefire devices. Most 5. com F. Constructed from 300-series stainless steel for durability and long service life. Along with a tube of Rocksett in this kit, it also features 11 shims of various thickness and a black beveled barrel spacer to allow you to accurately install muzzle devices to your firearm. I sat on Hold waiting for Surefire to pick up the phone for 10 minutes then 12 minutes then 45 minutes with no answer. The area against the shoulder is usually narrower than the threads, the shim has to be larger than the threads to slide over them and often sits a little Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. Large (thick) shim allows 90° of rotation and can be used as a spacer for barrels not having a relief cut behind the threads. Accu-Washers may work but you might have to chamfer them SureFire SOCOM shim kits help ensure precise timing of SureFire SOCOM muzzle devices on a rifle barrel. See, the SS is CLOSE but it's not the SV Surefire both highly recommends it for the Mk20 and highly discourages it's use, depends on who answers the phone. 56 barrels have the shoulder Made from a durable black finished steel, this contoured barrel spacer is designed by Surefire to be used with smaller diameter barrels. Minuteman. Toll-Free: +1-800-504-5897 Help Center Check Order Status. "place beveled spacer with intended shim stack chosen from corresponding timing wheel. Greetings all!So, originally on my SOPMOD Block II FSP, non-FSP, and Mk. Search. Shim Kit, SF3P / SFMB / Warcomp-762, 5/8-24. Same and Next Day Delivery. He installed both without the spacer that comes with it, just torqued them onto the barrel, and they both came off with the suppressor the "place beveled spacer with intended shim stack chosen from corresponding timing wheel. Do I actually need to use this spacer? I understand why it’s needed for something like a SCAR17 with a limited shoulder, but for something cut as precisely as an AI barrel, is Surefire Shim Kit, SF3P / SFMB / Warcomp-762, 5/8-24. Joined Apr 2022; Posts 1299; EE 0% (0) USA. SF-Z-71657 SureFire Shim Kit SF3P / SFMB / Warcomp-762 5/8-24 for sale. Indexed baffles are numbered for ease of reassembly; built-in spacers help reduce carbon buildup between baffles; Single-point cut 1/2-28 threads provide secure attachment; Includes assembly/disassembly tool and spud-extension tool for easy baffle-stack removal; Durable construction delivers long service life. Earn points with every order! Learn More. This spacer is supposed to sit flush with the barrel and give the shims a flat surface to sit on. 22 caliber, 5. I really can't see it working on one but not the other, particularly if those beveled spacers are worth a shit. Steyr FAL barrels are cut like that but LH. Posted: 3/16/2025 8:12:25 PM EDT [#5] Quote History. Quoted: The Surefire mount comes with a beveled spacer, this goes first with the bevel towards the muzzle. It also creates a flat/90° surface for your muzzle device and shims to butt up against. Quoted: Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. Turbo Series 6-Volt Dual Fuel Scout Light® Pro WeaponLight no-reply@surefire. Posted: 6/27/2022 6:51:47 PM EDT [#9] Quote History. It’s installed on a DD 10. Crypto Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. The Surefire mount comes with a beveled spacer, this goes first with the bevel towards the muzzle. He timed it up and applied rockset. This kit contains quality stainless steel shims assembled by Surefire. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. Specifications. Facility and Grounds Maintenance. Email Required. Review Subject Required. 5" faxon barrel Can sits flush mounted, but I had to use a surefire beveled barrel spacer to extend the mount out a tad farther as my can won't work under a handguard due to taper mount and then the Geissele is pretty narrow for inner diameter anyways. He however did not install it with the beveled spacer, just used shims. Shipping rates as low as $1. I'd still use the spacer unless you're 100% that your shoulder is good. About Us Policies Reviews How To. Thoughts? Posted: 5/11/2024 11:48:24 PM EDT Both surefire and Centurion arms said based on the picture alignment should be good to go. The beveled spacer, while recommended, isn't mandatory if plain shims work. Beveled spacer isn’t flush all the way around. The one included in my package was a longer black The potential issue is that the main shim (with bevel) sets a uniformly square surface for the MD (and shims) to seat on when installed. Hopefully this 12 pieces total one beveled spacer to ensure the muzzle device has a square shoulder to rest on and 11 varying thickness shims. Ellenripley. So, it looks like I'm going to be using the beveled spacer and shim stack to tune the timing, as on a normal AR barrel, with my 3-prong. 620” diameter. Just toss the beveled spacer on, hand tighten and start playing with shims and see where it lands; it's hard to get it wrong. Some barrels are beveled behind the threads, my Aero barrel is not. 56 mm rifle suppresso. 9 products. 56mm 1/2"-28 Thread Steel Matte Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. 700″ ID . for best fit, placed thinner shim toward middle of stack when applicable. net Help Had 2 rifles cerakoted and asked the guy to install a SFFH. Skip to navigation Skip to content. 3 4 6. Listen When torqued will this Surefire 3 prong be in the properly timed position, the notch at 6:00? Or will I need to add a bunch of the shims to go all the way around. Oct 16, As others have mentioned, use the Surefire spacer. An unofficial subreddit for Knight's Armament Company guns and gear Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. Only shims. Nearly every size and shape imaginable, from Business, Economics, and Finance. The spacer is beveled and designed to account for an uneven shoulder or variance. Before we get into the install, there are a handful of tools and supplies you’ll want to have on hand to make the process an easy install. Washers. WARNING: Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. SFMB-556-1/2-28 The advanced SureFire SFMB-556-1/2-28 muzzle brake, which fits M4 / M16 weapons and variants with 1/2-28 muzzle threads, greatly reduces both recoil impulse and muzzle rise so that the weapon tracks straight back to keep you on target for faster shot-to-shot recovery. I called twice on 2016-08-22; the first time I was on hold for 38 minutes A couple months ago, I took my MK18 to a local gunsmith to have him install a surefire SOCOM 4 prong flash hider. 700 & and inner diameter of . One is a BCM 9” . Getting it pinned and welded and want it to be correct beforehand. I thought my 3 prong was making contact with the taper cap, but upon closer look, it is just short. DETAILS The SureFire SOCOM 556 RC Fast-Attach® suppressor is the world’s most advanced 5. So the Surefire muzzle devices comes with a spacer that's beveled on one side and flat on the other. Designed with an outer diameter of . ARCHIVED; AR-15 » AR Discussions. Posted: 11/21/2017 5:02:10 PM EDT [#19] Quote History. Includes 11 stainless steel shims, Rocksett tube, and a black beveled barrel spacer for perfect muzzle device installation. One of the best kits on market, the Surefire shim kit worth having a few spares in the event you need to move or retime a muzzle device. TGWLDR. 18 clone-ish builds, I just used vortex flash hiders on them and said “good ‘nuff”. D. Write Your Own Review. Originally Posted By CJofFL: had to dremel a bevel into the shim to get it to seat flat, not much. CHAMFERED SPACER Chamfered side toward barrel Note: With SCAR-H, use supplied spacer with chamfer facing away from the barrel. "install adapter to hand-tight indexing tab to I have the black spacer with beveled end facing muzzle device, 2 no color shims, the large green shim, then warcomp. Comments 1 Silver Beveled Barrel Spacer; 11 Stainless steel shims of various thickness; Tube of Rocksett; Made in USA; Looking to install a surefire brake onto my AI’s 5/8x24 threaded barrel so I can use my SOCOM suppressors. You'll need shims or one of the beveled spacers out of a surefire shim kit. 635 1 Black beveled barrel spacer 11 Stainless steel shims of various thickness. Resist vibration to prevent fasteners from loosening . Posted: 3/14/2014 4:41:22 PM EST [#21] Quote History. It's fine. Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. Order by 2PM CST for Same Day Shipping. 770 Inner Diameter of . 510″ Just toss the beveled spacer on, hand tighten and start playing with shims and see where it lands; it's hard to get it wrong. The suppressor alignment has been verified with a giessele suppressor alignment Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. Lock Washers. FREE SHIPPING & FREE RETURNS* New Surefire SOCOM RC Suppressors - Page 12 - m4carbine. comments sorted by Best Top New Controversial Q&A Add a Comment netchemica Your boos mean nothing • Additional comment actions. OP messaged me today that the Surefire beveled shim I sent him has fixed the problem. If not, you may have to use a beveled or chamfered spacer. Lots of barrels are like this, including a FN made CHF Noveske that I have. The tale begins in 1969 when an engineer with a Ph. became a major PITA because then since it now seated flat, the indexing was CHAMFERED SPACER Chamfered side toward barrel Note: With SCAR-H, use supplied spacer with chamfer facing away from the barrel. 11K subscribers in the kac community. Of course, you will need your new muzzle device and the barrel that it will be installed on; you will also need shims, a torque wrench, an adjustable wrench or armorers wrench (to remove the old muzzle device), and a thread locker (optional). Optimize your rifle's performance with the SureFire Shim Kit for SF3P Outer Diameter of . 5" barrels. Each kit includes shims with different thicknesses. To get enough clearance I bought a surefire warcomp shim kit with the beveled spacer and the beveled spacer gave me enough clearance to make it work. Optimize your rifle's performance with the SureFire Shim Kit for SF3P/SFMB/Warcomp-762, 5/8-24 Z-71657. Shop now for improved accuracy and stability. However, it kinda looks slightly The Surefire also has a sort of thin face to it where it contacts the shims but no taper so it’s not as bad but when I tried timing it to get it to spec the shims bent right over each other. Need recommendations on whether hould I add the spacer? Dont really feel like breaking the rocksett to redo it if its not necessary. Great deals on fixed blade knives, pocket knives, survival gear, knife sharpeners, and more. Also includes a small tube of Rocksett to secure the muzzle device in place. Not sure why some are saying it's a barrel manufacturer problem. Choose from our selection of beveled spacers, including leveling and wave washers, lock washers, and more. 3 barrel, will this cause any problems without Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. RIGHT HANDED Note: MK48/M240 and MK46/M249 shims are placed against the muzzle face (Figure 4B). Long story short , came back after a little waiting to pick it up, the timing looked correct but he didn’t use the spacer that Surefire recommends, he just used shims. The shims can be used alone or combined to achieve proper muzzle device alignment. If alignment is good, you're good to go. GUN WHORE Joined Dec 2014; Posts 52535; EE 100% (457) IA, USA. PN Z-71652. Rating Required. I haven't had a problem yet. Originally Posted By Talon762: I recently had 2 socom muzzle brakes installed and pinned on 14. </strong><br> To view this site, you must enable JavaScript or upgrade Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear. SureFire. This was Friday before Memorial Day so it was not weird. +1 I’ve installed plenty of surefire FH’s never once used there wheel diagram. I have also beveled the inside edge of an accuwasher to fit a barrel like this, but it was kinda a pain in the ass. I've read conflicting reports all over the place, some saying you don't need the spacer, others saying you do. I have a 7" Geissele with a 7. Made of quality stainless steel, this shim kit assembled by Surefire is an ideal solution to properly index your muzzle device. That's very strange, as I wanted to use a closed tine, but it is not anywhere near reaching the taper cap. It has a surefire 762ss suppressor, with a 762ss al/re muzzle brake, wbich was installed using the surefire-supplied beveled/chamfered washer and installed to their specs. I have a 7" Geissele rail with a 7. 510, this kit works with 1/2 x 28 TPI threaded barrels chambered in . This. "apply no less than 20 and no more than 30 ft lbs torque. The instruction manual says that it is supposed to fit the newer Benelli M1s according to the serial number but there is quite a bit of rotational play in it. brownells. Your Cart. com. I always check mine with Geissele align rod before shooting. I believe the normal way of mounting is with the beveled edge facing back towards the butt of the gun so in this case the beveled edge would face out towards the tip of the barrel. "install adapter to hand-tight indexing tab to approximately 15 degrees out of BDC. hjjlwk utuah rwoljy ypnoupr ismqr yjjh pvyhx kvdev rfmh tky gzns rplxa dyfdt hju lxu