Home / Accessory-Silencer Accessories / Rugged Suppressors OBSIDIAN PISTON M16X1 RH You cannot add "Gemtech PISTON GM-45 LID MK23" to the cart because the product is out of stock. Sale! Rugged Suppressors OBSIDIAN PISTON M16X1 RH$8000 $7196 Out of stock SKU: OP005 Category: Accessory-Silencer Accessories Product ID: 30003 Description Description 17-4 Stainless Steel Related products Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP.578X28 $7495 $7135 Sale! SIG SAUER MUZZLE BRK CL 7.62MM 90 DEG $17999 $16957 Sale! Gemtech ADAPTER SIG MOSQUITO $4500 $4183 Sale! SilencerCo 3-LUG MUZZLE DEVICE 9MM 5/8X24 $8900 $8211