The Prometheus Wide Use Metal Chamber is a high quality hop up unit perfect for upgrading M4/M16 type AEGs. This highly rigid die cast unit is designed for ultimate accuracy.
- Optimised C clip eliminates play between hop unit and barrel
- Redesigned arm provides increased contact patch with bucking and nub
- Stepless rotary dial for easy and accurate hop adjustment
M4/M16 AEGs with 1 piece hop up.
- A tension spring, which is required for correction installation, is NOT included
- Depending on your receiver, the unit may need to shimmed to ensure smooth feeding
- Overtightening the stock tube bolt (screwing into the spring guide) may cause missfeeding
- The dimensions of the unit are intentionally tight to prevent wobble, some sanding may be required to interface smoothly with your barrel base or outer barrel