JinMing JM Gen9 M4A1 Receiver Shell Kit Features：

Features：

this waist pad provides safe sun protection

• Easier to control: Equipped with 4-way push button

and M16 receivers for both gel blasters and AEG airsoft

JinMing JM Gen9 M4A1 Receiver Shell Kit Features：The 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: