XTB Gen1 Gearbox Set

A complete replacement XTB Gen1 Gearbox!

FEATURES

• Heavy Duty Cast Gearbox (Zamak 5)
• Aircraft Aluminium CNC Cylinder Head & Cylinder
• Nylon Nozzle & Hard Rubber Tip
• High Strength Tappet Plate
• Machined Steel Gearset
• 8mm steel bearings
• Modify Quantum Piston (Full Metal Rack) & Lightweight Piston Head
• Black O'Ring 
• Skeletonized Flat-face Competition Style Trigger
• Dummy Bolt Catch
• Silver Wiring Kit

*Please note the gold ambi gears & spring guide do not come with the gearbox*