Black Rain Ordnance Advanced Upgrade AR-15 Kit Black 30RD. Magpul furniture kit with MOE stock MOE grip and vertical grip. Includes a .750 adjustable gas block 5.56 precision hex compensator and a polymer trigger guard. The dust cover and 30-round magazine are laser engraved. Specifications for Black Rain Ordnance Advanced Upgrade AR-15 Kit: Manufacturer: Black Rain Ordnance Color: Black Gun Model: AR-15 Gun Make: AR Platform Gun Type: Rifle Features of Black Rain Ordnance Advanced Upgrade: Magpul MOE stock & pistol grip Magpul vertical grip 5.56 precision hex compensator w/ crush washer .750 adustable gas glock Custom laser engraved AR-15 dust cover & 30-round magazine Package Contents: Black Rain Ordnance Advanced Upgrade What firearm models does the manufacturer say Black Rain Ordnance Advanced Upgrade AR-15 Kit is compatible with? The manufacturer suggests that Black Rain Ordnance Advanced Upgrade AR-15 Kit is compatible with AR-15Black Rain Ordnance BRO-AUK1-30RD: Advanced Upgrade AR-15 Kit Black