compatable with normal V2 gearboxes;
-piston
-piston head
-cylinder head
-air nozzel
-tappet plate
-gears
-anti reversal latch
-cylinder
-spring guide (with modification, read below)
-motors
-bushings/bearings
-tightbore barrels( barrel came out to 393mm, youll have to cut one down or use the smaller 363mm)
-hop-up chambers
-hop-up buckings
NOT compatable with V2 mech box parts;
-actual trigger
-any wire kits (this especialy includes the trigger connection system, you can solder new wires in though to the existing unit)
-selector plate
-cut off lever