The Wilson Combat Shim Kit provides precision-ground shims specifically designed for 1/2" x 28 thread pitch applications on .22 caliber muzzle threads and Whisper suppressor interfaces.Wilson Combat 1/2" x 28 Thread Pitch Shim KitPrecision ground shims for perfect fit and alignmentCompatible with Wilson Combat Rapid Thread and Flat Back attachmentsDesigned specifically for Whisper Suppressor interfaceFast and easy installation processEnhanced firearm performance and suppressor attachmentEssential for replacing existing shims or achieving optimal suppressor alignment this kit ensures reliable performance and precise fitment for serious firearms enthusiasts and professionals.