The Airtech Studios Maxx TDC ER-HOP Trolley & M-nub (6mm Length) is tailored for Maxx hopup chambers, enabling precise adjustment for ER-HOP setups. Its 6mm design helps improve hop consistency when paired with compatible Maxx units.
- Made to fit Maxx hopup chambers
- Includes both ER-HOP Trolley and M-nub (6mm)
- Intended for upgrades seeking consistent hop application
An ideal choice when upgrading for stable airsoft performance.














