Maple Leaf Autobot hop up 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/NBB airsoft guns.

A perfect upgrade choice for the Mk23 NBB gas pistol

Features: - Slightly narrow entrance for better sealing to achieve more consistent power output - C-Clip to enhance lip stiffness for further sealing - Special pressure point geometry reduces inconsistency between shots for more predictable trajectory - Suitable for Marui / KJ GBB Pistols and VSR-10 compatible rifles - Compatible with old style WE-Tech gas blowback pistol or rifles - FPS compatibility: Up to 360 FPS - Hardness: 70 degree