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Umarex - VFC Glock version
- Hop wheel + Vertical tensioner design to decrease the original parts tolerance
- Vertical tensioner with curve shape design for good setting of BBs
- Stable Hop effect and better air-seal
Compatibility:
- Umarex (VFC) Glock 17 Gen 5
- Umarex (VFC) Glock 19 Gen 4
- Umarex (VFC) Glock 19x
- Umarex (VFC) Glock 45