Empire BT Battle Tested Paintball Delta Upgrade Kit For BT-4 Marker Fill Stations 2 water resistant zippered hip

2 water resistant zippered hip pockets

The DM9/DM10/DM11 Medium size repair kit is the must have for basic backup parts

3000 PSI fill capacity with an 800 PSI output pressure

The Virtue DM6 board easily installs in minutes

4 Ball Detents

Empire BT Battle Tested Paintball Delta Upgrade Kit For BT-4 Marker Fill Stations 2 water resistant zippered hipDelta 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.