Tienly GT-45000 Ultra High Performance Motor (Long Axle / Short Axle) Shotguns they function better once they

they function better once they are broken in and the spring becomes more flexible and can be manually broken in by spraying some light silicone oil into the magazine and loading and unloading the magazine couples times allowing perfectly smooth function

All other gear sets on the market are either cast or sintered

45 Blow-Back

With rat tail group and a control switch button switch

The skeletonized design makes this grip one of the lightest grips on the market

Tienly GT-45000 Ultra High Performance Motor (Long Axle / Short Axle) Shotguns they function better once theyNeo Magnet. Extremely High Speed for High Ratio gear. (Not designed for Hi Speed Gear set, check out GT25000 or GT30000 Hi Torque Motors). Hand wound motor using the best materials, well balanced and energy efficient, side air vents provide maximum cooling efficiency. Improves trigger response and rate of fire with extremely high speed. Very good for speed in mind.