VFC M4 GBB OEM Hop Up Set Guide & Hop System

The VFC M4 GBB OEM Hop Up Set Guide and Hop System is a factory original upgrade built to give VFC gas blowback rifles more stability, improved alignment, and enhanced consistency shot after shot. Constructed from a mix of metal, alloy, and polymer, this hop up set is engineered for durability and proper fitment across supported VFC platforms. Designed specifically for Guide Hop Series rifles such as the MK18, URGI, and SR16 E3, it provides a direct upgrade path for players who want a more modern and precise hop up system in their gas rifle builds. With correct barrel changes, it also works with VFC AR, M4, VR16, MK12, Forging Series RIS II, and FSP GBB models, giving players a wide range of compatibility options while maintaining the performance improvements that the Guide Hop system is known for. As an original VFC part, it maintains factory tolerances, ensuring stable hop alignment and reliable performance under both slow and rapid fire conditions.

This hop up system is intended for players seeking better control of their rifles range, accuracy, and consistency, especially when running upgraded internals or high demand setups. The design improves how the bucking interfaces with the barrel and supports consistent pressure application, which is key for accurate shooting with heavy or lightweight BBs. Because the system is built to withstand the stresses of gas blowback operation, players will notice more predictable hop behavior during extended gameplay. For those searching for VFC hop up upgrades, M4 GBB hop units, or original parts that restore proper performance, this set delivers a stable and reliable solution. It is not compatible with HK416 GBB platforms, ensuring users apply it only to the supported rifle families. With its structural improvements and precise fit, the VFC M4 GBB OEM Hop Up Set Guide and Hop System is an effective way to refresh or improve a VFC rifles shooting performance while maintaining full compatibility with original VFC components.

Specifications

• Brand: VFC
• Origin: VFC original parts from Taiwan
• Material: Metal, alloy, polymer
• Compatibility: VFC Guide Hop Series GBB, VFC AR, M4, VR16, MK12, and Forging Series RIS II and 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 all VFC AR, M4, and VR16 GBB series when using the correct barrel and related parts
• Suitable for VFC Forging Series RIS II and FSP GBB models with required barrel changes
• Works with VFC MK12 GBB series when paired with the proper barrel and components
• Not compatible with any VFC or Umarex HK416 GBB platforms
• Built using metal, alloy, and polymer materials for durability and consistent performance
• Intended for airsoft use only and made as original VFC parts for proper fitment
• Provides an upgrade path to the Guide Hop system for improved hop up stability and alignment

Package Includes: 1x Hop Up Set
Product Barcode: 193939145000