Wii Tech CNC 6063 Aluminium Hop Up Chamber - Tokyo Marui AK Recoil Shock Brand_Dye Precision 2 Gear Box of M4/M16

2 Gear Box of M4/M16 series Airsoft AEG Rifles

Designed and manufactured to take on the toughest tasks you can throw at it

unscrew the grey section from the black section to expose the micro USB charge port

Usual SAPI plates and dummies can easily be inserted

Sports lots of metal parts including the hammer

Wii Tech CNC 6063 Aluminium Hop Up Chamber - Tokyo Marui AK Recoil Shock Brand_Dye Precision 2 Gear Box of M4/M16This 6061 aluminium Hop up Chamber is made by precision CNC machines with hard coat anodized finishing. It fits Marui Next Gen AEG: AK47, AKS47 and AK102. The Hop up Chamber includes aluminium hop up chamber, aluminium compression bar, plastic hop up rivet, screw of adjustment wheel, and barrel stabilizer. It improves Hop up performance with: 1) increases smoothness of loading BB, 2) improves air tightness between Hop up bucking and air tight loading