Maple Leaf I Key for Tokyo Marui/ WE 17, 18, 19 Hop Up

Maple Leaf I Key for Tokyo Marui/ WE 17, 18, 19 Hop Up Metal Construction Airsoft Internal Parts Design For Upgrade the Original parts More Durable ' I-shape ' direct drop-in parts between rubber bucking and hop adjustment plate Suitable For Tokyo Marui/ WE Model 17/ 18C/ 19