Hop-Up Rubbers

A very innovative Hop-Up rubber buffer nub from Prometheus, Designed for low stress and high performance. Featuring the flat type Hop-Up buffer nu...

Fitting an upgraded hop-up nub into the MWS is one of the cheapest upgrades you can do, with fantastic gains compared to the standard setup. Howe...

A very innovative Hop-Up rubber buffer nub from Prometheus, Designed for low stress and high performance. Featuring the bridge type Hop-Up buffer ...

The same awesome hop nub for the Tokyo Marui MWS but now CNC machined from 7075 Aluminium! Fitting an upgraded hop-up nub into the MWS is one of ...

Much like the MWS nub, the Anvil is specifically designed to plug into the Krytac hop arm. Larger contact patch and made from a solid material f...