Guarder Spring Guide with Bearing for M249 AEG EBR 5-10x40mm -M14 magazine (160rds) (GP472)

5-10x40mm  -M14 magazine (160rds) (GP472)  -M14 7mm Bearing Gearbox  Recommend to use 7

and first appeared during the Vietnam War

Fully compatible with aftermarket airsoft guns taking M4 magazine

- H&K 2011 version Front Folding Sight

magazines & equipments  Package included:  MPS DA Triple Ammo Pouch x 1( Each Pouch Holds Two 5

Guarder Spring Guide with Bearing for M249 AEG EBR 5-10x40mm -M14 magazine (160rds) (GP472)To build a tight & durable gearbox This reinforced Spring Guide replace the original Stock Spring Guide of Airsoft AEG This spring guide with Ball Bearing is designed to minimize the load for the motor caused by the spring tension Especially important for upgraded AEG to install this It also makes spring effectively spring back Backstop is specially equipped with NINE Ball Bearing to prevent Spring Tension build up during Full Auto Shooting Mode. It