Description
The Hopup Chamber M4A unit is built with an aluminum Rotary Dial Knob for fine hopup adjustments
No need for complex modifications or opening the gearbox—fine-tune your trigger response effortlessly
pocket knife
Color: Blue
Emblaze the BBs track into a rainbow colored beam when firing
Ambi Selector Switch Assembly CNC / Anodized Red Sentinel Gear The Hopup Chamber M4A unit
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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