Precision Armament AccuWasher AW500 Gen2 Shim Kit - 1/2-28 Matte Stainless. Unlike traditional crush washers this mono-shim system is precision lathe-turned on both faces ensuring a certified guaranteed circular thickness uniformity of .0001 for unparalleled accuracy. Specifications for Precision Armament AccuWasher AW500 Gen2 Shim Kit - 1/2-28: Manufacturer: Precision Armament Color: Matte Stainless Fabric/Material: Stainless Steel Features of Precision Armament AccuWasher AW500 Gen2 Shim Kit - 1/2-28 With innovative adapters the AccuWasher system is now compatible with all common thread sizes and barrel profiles offering: Broad Compatibility Fits nearly all common (standard and metric) thread diameters and pitches up to ensuring seamless installation for a wide range of muzzle devices. Proven Reliability The Gen 2 system remains a single-shim system ensuring superior alignment and accuracy. Optimized for Heavy Barrels Special large-diameter AccuWasher kits now accommodate popular heavy barrel thread sizes. Sleek Professional Finish Provides a clean precision-fit look that traditional shims cant achieve. Precision Machined Mono-Shim: Provides exact muzzle device timing with external markings for easy identification. Unmatched Strength & Durability: Made from high-strength steel equal to or stronger than barrel steel ensuring failsafe strength. No Shear-Slip or Yielding: With its monolithic construction and significant thickness AccuWasher shims resist deformation under heavy impact or bending loads. Maintains Accuracy & Safety: Eliminates alignment issues caused by traditional shims preventing accuracy loss even under rough handling. Reliable for Suppressors & Muzzle Brakes: Provides the highest insurance against misalignment due to bumps drops or impacts. Fast Intuitive Installation: External markings make it the easiest and most precise alignment system on the market. Chamfered Edge: Each shim is chamfered on one side to allow clearance for barrels with radiused thread shoulders Numbered: For easy identification Note: The AccuWasher Alignment System can be used with any brand muzzle device. Package Contents: Precision Armament AccuWasher AW500 Gen2 Shim Kit - 1/2-28 Precision Armament A00500: AccuWasher AW500 Gen2 Shim Kit - 1/2-28 Matte Stainless