Home / Accessory-Silencer Accessories / Gemtech THREAD PROTECTOR M13.5X1 LH # You cannot add "SilencerCo CHARLIE DIRECT THRD MT 5/8X24" to the cart because the product is out of stock. 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 Gemtech PISTON GM9/MM9/TUNDRA 1/2-28 $8000 Sale! Dead Air Armament SANDMAN 5.56 FRONT CAP $6900 Original price was: $6900.$6042Current price is: $6042. Sale! Dead Air Armament WOLVERINE INSERT 15MM RH HK $8900 Original price was: $8900.$7865Current price is: $7865. Sale! Dead Air Armament HUB DIRECT THRD MNT 5/8X24SIG $8900 Original price was: $8900.$8351Current price is: $8351.