Home / Accessory-Silencer Accessories / Gemtech THREAD PROTECTOR M13.5X1 LH You cannot add "Gemtech ADAPTER UMAREX RIFLES" 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! SilencerCo BRAVO ANCHOR BRAKE 30CAL BLACK $9400 $8606 Sale! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7495 $7135 Sale! SilencerCo 3-LUG MUZZLE DEVICE 9MM 5/8X24 $8900 $8211 Sale! SIG SAUER MUZZLE BRK CL 7.62MM 25 DEG $17999 $16957