TNT APS-X Hop Up System Inner Barrel Retrofit Kit for GHK M ( 265mm ) Bolt For Comtac I and II

For Comtac I and II Headset and OPS CORE style helmet rail

Long wearing design

KJ Work G23/27 Series

- Glow in dark after exposed to light

let dry and reapply

TNT APS-X Hop Up System Inner Barrel Retrofit Kit for GHK M ( 265mm ) Bolt For Comtac I and IITHIS NEW amazing system was especially developed to replace and upgrade the entire GHK M4 hop up structure. with the ongoing demand for quality upgrade parts for GHK M4, TNT AIRSOFT STUDIOS has developed this kit which includes all necessary parts including a gbb hop up bucking and cnc hop up chamber. TNT APS X Hop Up System Inner Barrel Retrofit Kit for GHK M ( 265mm )