CYMA CGS 8.5" Easy Shooter Series SBR M4 GBBR Stocks and Buffer Tubes while the no firing function

while the no firing function without BBs ensures safety

Patent Pending auto puncturing mechanism provides consistent reliable puncture and eliminates seal damage

Gain a tactical advantage thanks to the extremely fast trigger response

including details and engravings are complete and exquisite

Sealing Fog resistant internal optics

CYMA CGS 8.5" Easy Shooter Series SBR M4 GBBR Stocks and Buffer Tubes while the no firing functionManufacturer: CYMA CGS SKU: CYMA CGS 004 85 (CGS. 004 8. 5) Main Features: CGS (CYMA Gas System) provides reliable performance and durability Compatible with standard Tokyo Marui MWS M4 spec parts (modifications may be necessary) Specification: Main Material : Aluminum, Zinc Alloy, Nylon Fiber Magazine Capacity : 30 Rounds 6mm BB System : Gas Blowback, Adjustable Hop Up, Marui MWS compatible Power Source : Green Top gas Fire Mode : Semi Auto Full Auto