CLPD @A+ Studio 2021 Revolution Hop-Up Rubber for Marui GBB inner barrels, KJ Shadow 2, VFC 1911, and AAP-01.

If you are looking for custom parts for a 5-inch GBB inner barrel length to achieve a range of up to 70m, this is what you need – a Revolution-designed hop-up rubber, compatible with all Marui inner barrel hop-up cuts.