Home / Accessory-Silencer Accessories / Rugged Suppressors OBSIDIAN45 3 LUG ADAPT .578×28 View cart “SilencerCo O-RING BOOSTER PACK” has been added to your cart. Sale! Rugged Suppressors OBSIDIAN45 3 LUG ADAPT .578×28$8500 $7561 Out of stock SKU: OA010 Category: Accessory-Silencer Accessories Product ID: 31468 Description Description .578×28 Related products Sale! Yankee Hill Machine Company SIDEWINDER PISTON 45ACP.578X28 $7495 $7135 Sale! Dead Air Armament HUB DIRECT THRD MNT M18X1.5 AI $8900 $8351 Sale! Rugged Suppressors R3 FLASH HIDER 3/4X24 $10000 $8715 Sale! SIG SAUER FLASH HIDER CL 5.56MM 90 DEG $17999 $16957