Home / Accessory-Kits / Bushmaster LOWER RECEIVER PARTS KIT # View cart “Barrett Firearms MRAD BREECH CONVERSION KIT” has been added to your cart. Bushmaster LOWER RECEIVER PARTS KIT #$8999 Out of stock SKU: 00-50054-BLK Category: Accessory-Kits Product ID: 30501 Description Description Related products Sale! Barrett Firearms MRAD CONVERSION KIT 300NOR 26″ $1,67500 $1,54543 Del-Ton DELTA RING ASSEMBLY $1295 Wilson Combat SPRING KIT S&W J FRAME $895 Sale! Ruger BARREL KIT LCPII 22LR SS THRD $16095 $11850