The absolute finest from Chi Hai! This is a the greatest upgrade to the standard motor with CNC rear plate, bearings using the strongest magnets available that will increase your rate of fire and torque.
Suitable for your M4A1 Gen 8, Scar V2, SAW M249, UMP45 etc.
Please Note: Any modifications done to your standard gel blaster will void warranty.
Free shipping Australia Wide for all orders over $30!