JM Gen.8 M4A1

With this you can use MK18 handguard on your JM8 blaster. High quality 3D printed adapter...

This metal cylinder head and nozzle is meant for the P90, Gen.8, Gen.9 and Gen.10 gearboxesThe silent series cylinder heads are meant for quiet operation of your internals.They won't hear it coming~..

This adapter enables you to mount M016 metal handguard to your Gen 8 M4A1 receiver shell...

Nylon gear replacement for V2 or Gen.8 gearbox..

Full wiring set for JM Gen.8 Gearbox. With switch, mag polarity connectors and motor connectors...

Tappet Plate replacement unit for JM Gen 8/9 gearbox...

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Receiver shell upgrade for JM Gen.8 M4A1. Made from nylon so it is tougher and can take more abuse than the normal stock JM Gen.8 M4A1 shell.Set comes with :-Receiver shell and dust cover-Pistol Grip-Charging Handle + return spring-Top Rail-Set of screwsComes in Black and Sand(Tan) color.*There migh..

Complete set of stock wiring to replace any worn out wit wiring on your Gen 8 gearbox. Recommended to be used with the JM Gen 8 Gearbox Nylon Gearbox by SKD sold separately on this website...

Stock plastic trigger for JM Gen.8 Gearbox...

This is a 3D printed kit so it's not perfect.  However, you can improve the surface with some sanding and spraying.Include only:- 3D printed handguardDOES NOT include:- Outer barrel- Muzzle- Blaster/ Internal / Buttstock/ Sight / Scope/ Magazine..

This is a 3D printed kit so it's not perfect.  However, you can improve the surface with some sanding and spraying.Include only:- 3D printed handguardDOES NOT include:- Outer barrel- Muzzle- Blaster/ Internal / Buttstock/ Sight / Scope/ Magazine..