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Super High Torque long axle type motor
Steel construction
Heavy weight design to simulate the weight of a real loaded magazine
Short Circuit Protection
Non-silicone series lubricate with no invert effect to use close to electrical contacts
Retro Arms CNC Machined Aluminum Hop-Up Unit for M4 EMG Super High Torque long axleCNC machined construction Rotary design allows for easy adjustment Constructed from EN AW 7075 for extended lifespan All necessary hardware included Bucking not included Compatible with most M4 series Airsoft AEGs SOME ASSEMBLY REQUIRED
US$ 119.00
US$ 184.00
US$ 12.99
