T-N.T. GHK-AK Series GBBR Full Hop-Up Retrofit Kit V2 ( S+ Inner Barrel )

This new Retrofit Kit was especially developed to replace and upgrade the entire GHK AK HOP-UP structure. With the ongoing demand for quality upgrade parts for GHK AK GBB, T-N.T. STUDIO has developed this Retrofit Kit which includes all necessary parts inclunding a T-HOP bucking and HOP-UP chamber.

• HOP-UP Chamber : formed integrally aluminum CNC , strong & durable !!
• HOP-UP bucking : development for GHK AK series exclusive T-HOP bucking !!
• The pressure block is the vertical, and use of trailing edge cover design, when adjusting HOP-UP, the pressure block will be not incline.
• Add a elastic O-ring rear of HOP-UP chamber, closely integrated with the outer barrel, will be avoid the chamber slide and adjust ring too tight cause not to adjusting HOP-UP.
• BB loading position more accurate, effective performance improvements !!
• Improve the original "AEG specifications rubber" to "GBB specifications rubber", effective improvement BB feedings issue, airtight and bucking's lip fold inwards problem.

Can match T-N.T. full range of Precision Air-cushion inner barrel , with the original outstanding gasification performance, let your GHK AK enhance to next level !!

• All products are recommended to have DIY ability to make fine adjustments and modifications.
• Before the modify, recommended to check and exclude the original issues to achieve the best results, or commissioned by the store to modified.
• Replacement of kits does not mean that can solve all the original parts of the issues, sometimes still have to modify the other components to achieve the best performance.