Home / Accessory-Silencer Accessories / Gemtech THREAD PROTECTOR 1/2-28 RF You cannot add "Rugged Suppressors OBSIDIAN9 3 LUG ADAPT 13.5x1L" to the cart because the product is out of stock. Gemtech THREAD PROTECTOR 1/2-28 RF$1800 In stock Gemtech THREAD PROTECTOR 1/2-28 RF quantity Add to cart SKU: 12222 Category: Accessory-Silencer Accessories Product ID: 26738 Description Description 1/2-28 Thread Protector Related products Sale! SilencerCo 3-LUG MUZZLE DEVICE 9MM 1/2X36 $8900 $8211 SilencerCo DELTA 1/2X28 THREAD SPACER $1900 Sale! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7495 $7135 Sale! Dead Air Armament WOLVERINE INSERT 15MM RH HK $8900 $7865