Features

• Offers improved compression and feeding compared to OEM buckings
• Recommended for all Prometheus precision tight bore inner barrels. Suitable for varieties of precision AEG inner barrels
• Improves accuracy and range
• Durable construction

Manufacturer: Prometheus

Color: Purple

Specifications:

Material: Rubber
Compatibility: Recommended for all Prometheus precision tight bore inner barrels. Suitable for varieties of precision AEG inner barrels

These are the gold standard for Polarstar engines! Specifically fusion engines and f2 when being used in the "Closed bolt" option.