Description
Features:
- Designed by Brian Holt from Echo 1 USA
- High quality, metal chamber
- Relocated adjustment wheel for more accurate adjustments
- Chamber lock design ensures magazines feed flawlessly and fully
- Compatible with Madbull Airsoft's LED Tracer Unit
- Easier to adjust and stays in place
- Designed for M4/M16 Airsoft AEGs
- Madbull Ultimate Hop-up chamber
- Madbull 60 degree hop-up blue bucking
- Madbull Ultimate Hop-up parts