Maple Leaf Hop Up Nub for GHK GBBR Hop Up Chamber (Red)

Maple Leaf Hop Up Nub for GHK GBBR Hop Up Chamber (Red) Metal Construction Design For Upgrade the Original Parts More Durable The nub fits easily and provides precise adjustments to your hop-up Suitable For GHK Series Airsoft Gas Blow Back GBB Rifle Airsoft Guns