AccuWasher Gen 2 Muzzle Device Alignment The AccuWasher® Gen 2 Muzzle Device Alignment System is the ultimate solution for precise and repeatable muzzle device alignment. Unlike traditional crush washers, this mono-shim system is precision...

AR15 barrel nut shim for free float handguard/quad rail. • Helps improve torque, timing, indexing, alignment of barrel nut • This 0.32mm stainless steel shim fits between the barrel nut and upper receiver • Works with .223/5.56/300 AAC Blackout • Does...

Ruger Mark IV Pistol Trigger Shims These trigger shims fit Ruger Mark I, II, III, IV & 22/45 Pistols. They install on the Left Side of the Trigger, between the Trigger and the #AN37 Bolt Stop Assembly. Installing a Shim here will stop the Trigger...