Home / Accessory-Silencer Accessories / Rugged Suppressors OBSIDIAN PISTON M13.5X1 LH View cart “SilencerCo O-RING BOOSTER PACK” has been added to your cart. Sale! Rugged Suppressors OBSIDIAN PISTON M13.5X1 LH$8000 $7196 In stock Rugged Suppressors OBSIDIAN PISTON M13.5X1 LH quantity Add to cart SKU: OP004 Category: Accessory-Silencer Accessories Product ID: 54267 Description Description 17-4 Stainless Steel Related products Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Sale! SilencerCo BRAVO ANCHOR BRAKE 30CAL BLACK $9400 $8606 Sale! Dead Air Armament HUB DIRECT THRD MNT M18X1.5 AI $8900 $8351 Sale! SIG SAUER FLASH HIDER CL 5.56MM 90 DEG $17999 $16957