Maple Leaf GBB Hop-Up Unit - Marui/WE Glock

Metal hop-up chamber for Glock-type airsoft GBB guns. In addition to the hop-up unit, the package includes an I-Key hop-up presser and a hop-up adjustment lever. The hop-up chamber is compatible with Marui / VFC / WE Glock / G series GBB pistols.