Prometheus Air Seal Chamber Hop Up Bucking (Soft Type) Magwell Adjustable HOP UP system is

Adjustable HOP UP system is equipped (New Gen Hop Up Set)

Suitable for WE Baby Hi-Capa & Tokyo Marui HI-CAPA 4

21 rounds CO2 Magazine

Stock valve blocker and spring is easy to wear out and cause jamming while used over time and heavy usage

Weight: 179g (with packing)

Prometheus Air Seal Chamber Hop Up Bucking (Soft Type) Magwell Adjustable HOP UP system isPrometheus Airsoft AEG Rifle Upgrade Parts Air Seal Chamber Hop Up Bucking (Prommy Purple) Soft Type If your hop up adjustment is not having a significant effect on the hop up of your BB, your hop up packing is probably worn down It is time to change a new one. Laylax gives you a new hop up bucking offer more accurate hop up adjustment Constructed of Silica Gel that is hard to be deteriorated by atomized oil grease when shooting at Fully Semi Auto