VFC Hop‑Up Assembly V2 for M4

The VFC Hop‑Up Assembly V2 for M4 is a complete, drop‑in hop‑up unit designed to restore or upgrade the accuracy and consistency of your M4‑platform AEG. Built from polycarbonate for durability and stable alignment, this assembly provides a clean air seal and reliable BB feeding — essential for maintaining consistent FPS and tight groupings in both CQB and outdoor field environments.

Whether you’re replacing a worn hop‑up chamber or upgrading an older build, the VFC V2 unit offers factory‑grade fitment and performance. Its precise construction ensures smooth adjustment, improved hop effect, and compatibility with standard M4 inner barrels and buckings. Ideal for players who want dependable performance without the hassle of tuning multiple components.

Key Features

• Complete hop‑up assembly for M4 AEG platforms
• Polycarbonate construction for durability and stable alignment
• Provides consistent hop effect and improved air seal
• Compatible with standard M4 barrels and buckings
• Reliable feeding and FPS stability
• OEM VFC part — perfect for replacements or upgrades

Why Choose This Hop‑Up Unit?

• Ideal for restoring accuracy on aging M4 builds
• Drop‑in fit with no modification required
• Durable materials for long‑term reliability
• Smooth adjustment for precise hop tuning
• Trusted VFC quality for consistent field performance