Home / Accessory-Silencer Accessories / Rugged Suppressors OBSIDIAN PISTON M13.5X1 LH View cart “Rugged Suppressors OBSIDIAN PISTON 9/16×24” has been added to your cart. Sale! Rugged Suppressors OBSIDIAN PISTON M13.5X1 LH$8000 Original price was: $8000.$7196Current price is: $7196. Out of stock SKU: OP004 Category: Accessory-Silencer Accessories Product ID: 54267 Description Description 17-4 Stainless Steel Related products Sale! SIG SAUER MUZZLE BRK CL 7.62MM 90 DEG $17999 Original price was: $17999.$16957Current price is: $16957. Sale! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7495 Original price was: $7495.$7135Current price is: $7135. Sale! Dead Air Armament WOLVERINE INSERT 15MM RH HK $8900 Original price was: $8900.$7865Current price is: $7865. Sale! Rugged Suppressors OBSIDIAN PISTON 9/16×24 $8000 Original price was: $8000.$7196Current price is: $7196.