Home / Accessory-Silencer Accessories / Gemtech THREAD PROTECTOR M13.5X1 LH You cannot add "Rugged Suppressors OBSIDIAN9 3 LUG ADAPT 13.5x1L" 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 Sale! Dead Air Armament HUB DIRECT THRD MNT M18X1.5 AI $8900 $8351 Sale! SilencerCo BRAVO ANCHOR BRAKE 458CAL BLK $9400 $8606 Sale! SilencerCo BRAVO ANCHOR BRAKE 30CAL BLACK $9400 $8606 Gemtech ADAPTER MM9 FTM 1/2-28 $7500