TNT Studio HOP-UP Chamber Kit - For GHK-AR GBBR.

Article number: TNT-GHK-AR-Chamber
Availability: In stock
Delivery time: In Stock at UK Warehouse



This amazing retrofit kit was especially developed to replace and upgrade the entire GHK-AR HOP-UP structure. With the ongoing demand for quality upgrade parts for GHK-AR GBB, T-N.T. STUDIO has developed this retrofit kit which includes all necessary parts including a HOP-UP bucking and HOP-UP chamber.


Compatible with the full range of T.N.T barrels (Precision Air-cushion inner barrel)

Take your GHK-AR to the next level !!


  • HOP-UP Chamber : CNC aluminium - strong & durable

  • HOP-UP bucking : developed especially for the GHK-AR series.

  • BB loading position more accurate, improves effective performance.

  • GHK-AR T-Hop bucking solves the problems of the stock GHK-AR bucking. A true GBB specification rubber. Air seal, BB feeding and bucking lips all enhanced.


Package Includes:

1) T-N.T. T-HOP bucking for GHK-AR GBB

1) T-N.T. GHK AR GBB HOP chamber (CNC aluminium body + anodized + ‘T-N.T.’ lettering)

1) CNC aluminum HOP lever,

1) PIN,

1) Elasticity HOP nub

2) jimi screws

1) CNC aluminum adjustment knob

1) O-ring

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