Acetech Brighter R Tracer Unit V2 Removable/Replaceable backpack clips used throughout

Removable/Replaceable backpack clips used throughout

High efficiency compression spring to feed heavy and large amounts of BBs

This full size HK MP5K-pdw personal defense weapon features a full metal gearbox

Mirror polish finish reduces friction and surface imperfections

If you'd like to swap out any of the parts for different ones such as an HPA engine

Acetech Brighter R Tracer Unit V2 Removable/Replaceable backpack clips used throughoutTracer unit built for consistent glow performance in a compact package. Solid option for general play. Supports green tracer BBs Compact and lightweight Specs: 28mm diameter 63mm length 41g