Prometheus Straight Chamber Packing - Soft (Blue) Multi-Tools Six brass eyelets and press

Six brass eyelets and press studs down both sides

coupled with our scope rings

The adjustment mechanism must be assembled by the user and offers a nice tight adjustment once fully assembled

using a buckle

Prometheus Straight Chamber Packing - Soft (Blue) Multi-Tools Six brass eyelets and pressIf 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 packing is worn down and is not gripping the BB properly before it is fired out. A very innovative Hop Up rubber packing, designed for low stress and high performance. This rubber has no inner hump and is designed to work with flat or bridge type nubs. Suitable for virtually all AEGs. 10443