Tokyo Marui 40rd Magazine for SG553+ Plus Accessory Batteries Simply remove the rubber buttplate

Simply remove the rubber buttplate and pop it in

100rd and 200rd MP5 magazines from most brands

It improves Hop-up performance with:

The second generation

Authentic Beretta markings engraved on the slide

Tokyo Marui 40rd Magazine for SG553+ Plus Accessory Batteries Simply remove the rubber buttplateA high grade magazine from Tokyo Marui for the new SG553 Plus. These have an internal spring that feeds every last bb up into the gun so no BBs will fall out when the magazine is removed when empty. This follower is easily pushed back into the magazine. Dummy rounds visible through the semi transparent casing. 40 BB capacity. No winding required. Quality Tokyo Marui brand means reliable feeding every time.