Upgrade your VFC G3/HK53 hop‑up system with our proprietary 6061‑T6 CNC‑machined aluminum arm and high‑performance rubber nub, engineered for consistent BB contact, smooth tuning, and extreme durability under field conditions.
- Premium materials – CNC 6061‑T6 aluminum arm resists wear and deformation, paired with high-grade rubber nub for reliable ball spin and tight gas seal. - Seamless fit – Direct drop‑in replacement designed specifically for VFC HK53 / G3 platforms. No need for drilling or fitment work.
