Home / Accessory-Muzzle Brakes / Gemtech QUICKMOUNT 5.56MM CC MB 1/2-28 View cart “Dead Air Armament KEYMO MUZZLE BRAKE 1/2X28” has been added to your cart. Gemtech QUICKMOUNT 5.56MM CC MB 1/2-28$9900 In stock Gemtech QUICKMOUNT 5.56MM CC MB 1/2-28 quantity Add to cart SKU: 12152 Category: Accessory-Muzzle Brakes Product ID: 31246 Description Description Related products Gemtech TRI-LOCK 338LAP MB 5/8-24 $15000 Sale! SilencerCo ASR MB 9MM SINGLE PORT 1/2X28 $9400 Original price was: $9400.$8606Current price is: $8606. Sale! SilencerCo ASR MUZZLE BRAKE 5.56 1/2X28 $9400 Original price was: $9400.$8606Current price is: $8606. Sale! Ruger HYBRID MUZZLE BRAKE MATTE BLK $10695 Original price was: $10695.$8502Current price is: $8502.