Push UNITE GOGGLE CHIN EXTENSION - Blue Airsoft HK USP All ERG Series rifles feature

All ERG Series rifles feature a mechanical/electrical cut-off system that works in conjunction with the ERG magazines to feed every BB and stop firing when the magazine is empty

Firing Mode: Pump action

Compatibility: Elite Force GLOCK 17 Gen 4 VFC System Airsoft Pistols w/ Dual Stage Spring Guides

The lower frame is railed for attaching aftermarket optics such as a flashlight or laser

The redesigned ATP-SE provides players with a semi and full auto selector

Push UNITE GOGGLE CHIN EXTENSION - Blue Airsoft HK USP All ERG Series rifles featureThe UNITE Chin extension is designed to add to your existing UNITE goggle system and provide you with a longer mask overall should you need it. The Extension comes with a set of soft rubber ear pads but will also fit your existing ear pads to allow for full customization. Available in a range of colors, there is something for everyone. Chin extension Only!!