KWA Electric Airsoft Rifle - RM4 SR10 ERG AEG 3
Improved high-torque motor (new) Enlarged trigger guard (new) Upgraded high-speed gear set (new) Switch Life Extender to prevent contact burnout (new) Quick-change spring set up 30/120rd. magazine cut off compatibility (new) PTS Enhanced Polymer Grip (new) Rotary hop up One-piece upper receiver
