A hop up is used in the majority of airsoft guns in the market today and can determine how accurate and strong the projectile ejects out. The all new Maple Leaf DECEPTICONS hop up which features a high quality pressure seal reducing power loss and stabilizing the BB trajectory. Maple Leaf are a well known brand from Taiwan for making quality upgrade parts for airsoft guns. Designed specially for WE , Tokyo Marui and KJ Works GBB airsoft guns, please refrain from installing it onto none compatible platforms.
?