Empire BT Battle Tested Paintball Delta Upgrade Kit For BT-4 Marker Spring Sniper Integrated Quick Release weaver style/picatinny

Integrated Quick Release weaver style/picatinny mounting system

upgrade-able strap

Note: All new above features are only available on the new M2 MOSAir Circuit board due to the highly updated processor and coding that make up the MOSAir circuit board

High-Flow Bolt w/ O-Ring for greater shot consistency

This listing is for New old stock Extreme Rage 90 Degree Swivel Elbow 2 Pack Black

Empire BT Battle Tested Paintball Delta Upgrade Kit For BT-4 Marker Spring Sniper Integrated Quick Release weaver style/picatinnyDelta Upgrade Kit! Upgrade your Game! Take your BT 4 and give it an authentic military look with the Delta and Delta Elite Upgrade Kits from BT Paintball. The Delta Upgrade kit will take your marker from a stock BT 4 and transform it into a complete BT Delta marker, with its authentic submachine gun styling.