Many gun companies and gunsmiths make a common mistake and thread .22 LR barrels at AR-15 thread lengths. Most .22 silencers on the market will not shoulder correctly on AR-15 thread length. This spacer shortens AR-15 thread length to .22 LR thread length while ensuring consistency.
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Silencer Co

SilencerCo AC1360 Thread Protector 9mm Luger Black Steel 1/2″-28 tpi AR-Platform
Original price was: $24.00.$20.40Current price is: $20.40.
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