Outer Barrel Locked on Hop Up Set, No tilting Downward When Slide Moves Backward
Reducing Interference Caused by the Weight of Silencer
Accruracy Up
- Made in Taiwan
- Suitable for Umarex / VFC Glock 17 Gen5 GBB
- Also Compatible with Other Umarex / VFC Glock GBB with Guide-Hop System
- Highly Recommended to Use with Unicorn Hop-Up Set
- Material : 7075 Aluminum Alloy / Stainless Steel
- Thread : 14 mm CCW
