JinMing JM Gen9 M4A1 Receiver Shell Kit Simple kneepad height adjuster located

Simple kneepad height adjuster located in front thigh pocket

Anti-rotation limit of air cylinder added

recoil kit

every detail reflects the intention and practical characteristic

the gel balls will burst on impact and evaporate competely without stain or residue

JinMing JM Gen9 M4A1 Receiver Shell Kit Simple kneepad height adjuster locatedThe new version of JM M4A1 Gen9 v2 receiver is one of the base parts of any blaster. If you are looking to replace or do a custom build, then this is a good, strong receiver. Comes with all the parts necessary. Add your own AR stock and handguard and create your own blaster. The quality of this receiver can not be denied with a strong nylon body, and full black bits your set to go.. Cannot use the old version of gen9 gearbox. Specifications: Brand: