Prometheus Air Seal Chamber Bucking (Firm Type) Colour_Brown The pouch has internal elasticated

The pouch has internal elasticated loops

Padded mesh back panel

sharpies or glow-sticks

13rps (temperature and gas dependant)

Prometheus Air Seal Chamber Bucking (Firm Type) Colour_Brown The pouch has internal elasticatedIf your hop up adjustment is not having a big effect on the hop up of your BBs, then it probably means that your hop up bucking is worn down and is not gripping the BB properly before it is fired out. Firm type 60 degree. A new hop up bucking will allow more accurate hop up adjustments. Best used on replicas that shoot 350 400fps with . 28g or . 32g BBs. Combining with a Prometheus barrel and Hop Up is recommended. Suitable for most AEGs.