Systema Brush Case Set Screw for N7511 (M3x5/ 2pcs/set)

Systema Brush Case Set Screw for N7511 (M3x5/ 2pcs/set) Polymer Construction Design For Replace the Original Parts Suitable For Systema PTW Series Rifle Airsoft Guns Compatiable For Systema KUMI Type 7511 Motor