Home / Accessory-Silencer Accessories / Gemtech THREAD PROTECTOR M13.5X1 LH View cart “Gemtech ADAPTER S&W M&P22C/22LR” has been added to your cart. Gemtech THREAD PROTECTOR M13.5X1 LH$1800 Out of stock SKU: 12223 Category: Accessory-Silencer Accessories Product ID: 26732 Description Description M13.5X1 LH Thread Protector Related products SilencerCo O-RING BOOSTER PACK $900 Dead Air Armament SIG MOSQUITO THRD ADAPT 1/2X28 $4500 Sale! Dead Air Armament HUB DIRECT THRD MNT M18X1.5 AI $8900 Original price was: $8900.$8351Current price is: $8351. Sale! Dead Air Armament XENO MOUNT FLASH HIDER 5/8X24 $8900 Original price was: $8900.$8472Current price is: $8472.