Sale! IN STOCK Rock River 450 Bushmaster, 20″ Barrel, CM A4$1,121.89 Original price was: $1,121.89.$628.26Current price is: $628.26. Rock River 450 Bushmaster, 20″ Barrel, CM A4 Firearm - Rock River 450 Bushmaster, 20" Barrel, CM A4 quantity + Add to cart SKU: 842834125555 Categories: AR-15 Rifles, Firearm, Rock River Arms Tags: AR-15, AR-15 Rifles, Firearm, Rock River Arms Description Additional information Description Additional information Brand : Rock River Arms Model AR-15 Interests AR-15 Rifles Manufacturer Number 450B1537 Caliber 450 Bushmaster Related products Sale! IN STOCKRock River Arms Varmint Rifle LAR-15 AR-15 5.56/223 24″ Heavy Barrel, 1/8 Twist, 20 Rd Mag $1,361.99 Original price was: $1,361.99.$858.05Current price is: $858.05. Add to cart Sale! IN STOCKRock River Arms LAR-9 A4 AR-15 Pistol, 7″, 9mm, Free Float Handguard, Optic Ready $1,336.23 Original price was: $1,336.23.$841.83Current price is: $841.83. Add to cart Sale! IN STOCKRock River Arms Mid-Length A4 Rifle, 5.56/223 16″ Barrel, 6-Pos Buttstock, 30rd Mag $899.00 Original price was: $899.00.$566.37Current price is: $566.37. Add to cart Sale! IN STOCKRock River Arms LAR-22 .22 LR, 9″ Barrel, Polymer Upper/Lower, SBA3, Black $699.99 Original price was: $699.99.$440.99Current price is: $440.99. Add to cart