Action Army AAP01 Tight Bore Inner Barrel 129mm AEG High-Cap Magazine Heavy duty springs and a

Heavy duty springs and a new high-torque motor are matched for optimum results

Fully adjustable hop up

Cocking Lever

and first class workmanship

had bearings

Action Army AAP01 Tight Bore Inner Barrel 129mm AEG High-Cap Magazine Heavy duty springs and aAction Army AAP01 TIGHT BORE Inner Barrel 129mm INCREASED FPS, ACCURACY, CONSISTENCY PRECISION TIGHT BORE Inner bore width of 6. 03mm with a 0. 01mm tolerance! Perfect balance of FPS increase as well as accuracy and consistency Stainless steel, polished bore for an excellent finish Perfect bore for high volume of fire, full auto, and HPA! Length: 129mm Compatibility: Action Army AAP01 "Assassin"