Hop Unit Parts

Improved Design Flight Patch
Better Holds Hop-Up Setting
Easy Installation
Designed for Tokyo Marui VSR-10 Series Airsoft Spring Sniper Rifle
Fits VSR-10 Clones

⚠ CHECK FOR CHAMBER COMPATIBILITY BELOW BEFORE BUYING!

⚠ TDC 2.0 INSTALLATION REQUIRES DRILLING ADDITIONAL HOLE

This TDC 2.0 modification removes the stock hopup arm mechanism and replaces it with a thumbscrew that pushes down from the top. You can

Maple Leaf I Key for We Marui KJ GBB Pistol.

also works with I Key compatible VSR Hop Arm.