Finally, more than just a replacement hop for the M249 family of guns. The Bullgear improved hop up chamber supports M249s from A&K, Cybergun and Classic Army. Improved rotary style hop, CNC construction, finally deliver the edge that M249s have been needing. **Please note that this hop up unit ...
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Finally, more than just a replacement hop for the M249 family of guns. The Bullgear improved hop up chamber supports M249s from A&K, Cybergun and Classic Army. Improved rotary style hop, CNC construction, finally deliver the edge that M249s have been needing. **Please note that this hop up unit ...
See More