Hop-Up Units

Upgrade your ActionSportGames CZ P-10C with the Ultimate TDC Hop-Up Unit, a precision hop that puts control back in your hands. Add the Ultimate T...

This quality Hop Unit from Laylax ensures a stable consistent Hop Up. This custom chamber is compatible for Tokyo Marui Gas Blowback M4 series! T...

The TDC (Top Down Centre) Trolley Converter is designed for the Krytac Trident M4 and Kriss Vector Series to function perfectly for R-Hop and Fla...

The TDC (Top Down Centre) Trolley Converter is designed for the VFC Hop-up Series to function perfectly for R-Hop and Flat-hop setups using a tro...

An OEM rotary hop-up unit from Krytac. Fits the Kriss Vector AEG. Includes assembled hop-up unit with barrel c-clip and spring.

Durable CNC aluminum alloy construction. Compatible with Maxx Model's M4A, M4i, M4P and MRW Hop-Up units. Designed to provide better accuracy and...

The TDC (Top Down Centre) Trolley is designed for the Maxx Hop-up chambers to incorporate the traditional usage of M-nubs which works perfectly wi...

Original Tokyo Marui M4/416 Recoil Shock Hop Unit.  Plastic Construction Compatible Recoil Shocks: TM MK18 TM URG-I TM 416 Models TM Sopmod Models...

The Advanced locking ring is designed to replace the current Maxx O-ring (Normally brass) ring at the end of setting up the hop unit, however, wit...

The TDC (Top Down Centre) Trolley is designed for the Maxx New Gen Hop-up chambers to incorporate the traditional usage of M-nubs to achieve an im...

The TDC (Top Down Centre) Trolley & inner barrel lock is designed for the Gate Eon Hop-up chambers to incorporate the traditional usage of M-n...

For use with the Prometheus Elite CNC Aluminum Hop-Up Unit. Will not work with the Prometheus Wide Use Chamber.Advanced M-nub The improved trolle...

The kit may be used in unison with all bucking types and also works perfectly for R-Hop & Flat-hop setups utilizing a trolley system tha...

Types of Hop-up the TDC Integration Kit can be used forThe kit may be used in unison with all bucking types and also works perfectly for R-...

The TDC (Top Down Centre) Trolley is designed for the Tokyo Marui SCAR H & HK417 chambers to incorporate the traditional usage of M-nubs which...

The TDC (Top Down Centre) Trolley is designed for the Retroarms Hop-up chambers to incorporate the traditional usage of M-nubs which works perfec...

The True Centering Unit (TCU) is Designed for the Maxx Model (New Gen, all models) specifically to prevent the hop-up unit from rotating from side...

The TDC (Top Down Centre) Trolley Converter is designed for the ICS Hop-up chamber to function perfectly with the R-Hop setups.  The trolley is f...

This R-HOP arm is designed to be a drop-in upgrade for a TDC (top-down-centre) evenly forced pressure set up. Inspired by the self-leveling nub fe...

The Advanced locking ring is designed to replace the current Oring (Normally brass) ring at the end of setting up the hop unit, however, with the ...

The TDC (Top Down Centre) Trolley is designed for the Maxx Hop-up chambers to incorporate the traditional usage of M-nubs which works perfectly wi...

G&G's standard hop-up unit for the G&G GK16. Plastic construction, transparent. The unit is already pre-assembled and includes a c-clip. S...