Empire BT Battle Tested Paintball Delta Elite Upgrade Kit For BT-4 Marker spring airsoft guns The Dual Valve Professional Fill

The Dual Valve Professional Fill Station makes filling CO2 tanks a breeze

Powered by a single AA battery

Full-Auto Color Tan

This nifty product will allow you to use any regulator you want with the angel G7

Empire BT Battle Tested Paintball Delta Elite Upgrade Kit For BT-4 Marker spring airsoft guns The Dual Valve Professional FillThe Empire BT Delta Elite Upgrade Kit will transform your BT 4 Combat into a serious milsim SMG! The Delta Elite Upgrade Kit bolts onto the BT 4 Combat to give it the look and feel of the classic H&K MP5SD submachinegun. In addition to the telescoping stock and mack magazine, the Delta Elite Kit comes with the legendary Apex barrel for adjustable extra range, flatter trajectory, and trick shot capability! Features Fits any BT 4 model marker Realistic