Home / Accessory-Silencer Accessories / SilencerCo ASR MUZZLE BRAKE 30CAL 1/2-28 View cart “SilencerCo O-RING BOOSTER PACK” has been added to your cart. Sale! SilencerCo ASR MUZZLE BRAKE 30CAL 1/2-28$9400 $8606 Out of stock SKU: AC1282 Category: Accessory-Silencer Accessories Product ID: 48052 Description Description Related products SilencerCo O-RING BOOSTER PACK $900 Sale! Rugged Suppressors OBSIDIAN45 3 LUG ADAPT 9/16X24 $8500 $7561 Sale! Yankee Hill Machine Company NIELSEN PISTON 9MM M13.5X1LH $7495 $7135 SilencerCo DELTA 1/2X28 THREAD SPACER $1900