Guarder AK47 BoreUp Full Gearbox Set (Fit SP130-170)

A complete Gearbox Upgrade kit includes ALL parts for upgrading your Airsoft Electric Gun AEG 
Infinite Torque-Up Version 
Guarder made this kit with all suitable parts to super tune up your AEG Rifle 
The combination of difference parts allow an optimal result & performance 
Hard and rigid material used, including S304 Stainless Steel, Brass, Polycarbonate, Aluminum, Acetal and Steel 
As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed 
100% Made In Taiwan with Top Quality Control making each parts precisely fit 
Note: Upgrade springs are not included 

Full Tune-Up Kit Include: 
Enhanced Gearbox Ver.3 
Switch Assembly (Back) 
Steel Gear Set (Infinite Torque-Up) 
Bore-Up Lucid Chromium Plating Cylinder 
Bore-Up Air Seal Nozzle 
Bore-Up Stainless Cylinder Head 
Bore-Up Enhanced Ventilation Piston Head 
Polycarbonate Piston 
Anti-Heat Selector Plate 
6mm Steel Bushing 
Steel Anit Reversal Latch 
Steel Enhanced Cut-Off Lever 
Ball Bearings Spring Guide 
Enhanced Tappet 
Shim Set 
Gearbox Inside Spring Set 
Steel Trigger Set 
Selector Lever & Safty Set 
Motor Mount (AEG Motor not included) 
Stainless Stopperrail 
Top Receiver Catch Button 
Teflon Grease