VFC M4 GBBR OEM Complete Hop-Up Assembly
[73975 / VFC-HOP-M4G-06]
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VFC M4 GBBR OEM Complete Hop-Up Assembly
Specifications
- Brand: VFC
- Origin: VFC original parts from Taiwan
- Material: Metal, alloy, polymer
- Compatibility: VFC Guide Hop Series GBB, VFC AR/M4/VR16/MK12, Forging Series RIS II & FSP GBB (with proper barrel changes)
- Exclusions: Not compatible with VFC or Umarex HK416 GBB
- Product Type: M4 GBB hop-up set using the Guide Hop system
Features
- Designed for VFC Guide Hop GBB platforms including MK18, URGI, and SR16 E3
- Compatible with VFC AR, M4, and VR16 GBB rifles with correct barrel and parts
- Supports VFC Forging Series RIS II and FSP GBB models with required barrel changes
- Works with VFC MK12 GBB rifles when using proper barrel components
- Not compatible with any VFC or Umarex HK416 GBB models
- Durable metal, alloy, and polymer construction for reliable performance
- OEM VFC part ensuring proper fitment and stable hop alignment
- Provides an upgrade path to the Guide Hop system for improved consistency and accuracy
Factory-grade stability and performance
The VFC M4 GBBR OEM Complete Hop-Up Assembly is a factory-original upgrade designed to deliver improved stability, alignment, and shot-to-shot consistency for VFC gas blowback rifles. Built from a durable combination of metal, alloy, and polymer, this assembly enhances hop alignment and provides more predictable performance under both slow and rapid fire. Designed specifically for VFC Guide Hop Series rifles such as the MK18, URGI, and SR16 E3, it offers players the precision and reliability expected from genuine VFC components.
Wide compatibility with VFC platforms
This hop-up unit also supports additional VFC platforms—including AR, M4, VR16, MK12, Forging Series RIS II, and FSP GBB models—when paired with the correct barrel and related components. Its compatibility across these systems makes it a versatile upgrade option for users looking to modernize their gas blowback rifle builds. As a true VFC OEM part, it maintains factory tolerances, ensuring proper fit, stable hop engagement, and enhanced shooting performance.
Improved accuracy and consistent hop control
Engineered to provide more consistent pressure application on the bucking, this hop-up system significantly improves range, accuracy, and reliability—especially for players running heavier BBs or upgraded internals. Built to withstand the demands of gas blowback operation, it ensures predictable hop performance even during extended gameplay sessions. It is important to note that this system is not compatible with any VFC or Umarex HK416 GBB models.
- Specifications
- Manufacturer: VFC








