TNT APS-X H.L.R Hop Up Silicone Rubber Bucking for Marui / WE / KJ GBB Pistol & GBBR ( Hyper Long Range )

This product is also T-N.T.'s patented product, not only follow the advantages of the original Located & Directional function, but also to "curved surface" covering the BB, increase the friction zone to produce more efficient spin on.
H.L.R HOP UP are all conventional specifications, simple and convenient assembly, adjustment and replacement is T-N.T. consistent style.Stand in the player's position considered a variety of thoughtful design, is to allow you to spend less time to have excellent performance, with more time to enjoy more fun.


● Hyper Long Range
● Silicone Rubber
● Located
● Directional
● Curve surface coverage & efficient friction
● General specifications (easy and convenient assembly and replacement)
● More DIY space.

● 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 any upgrade kits does not mean that can solve the issues of original structure design, sometimes still have to modify the other components to achieve the best performance.