Polarstar - Jack V2 red outer barrel This Variant of the MP5

This Variant of the MP5 is the PDW which is the Tactical edition

Requires CR2032 3V Battery

Fully Adjustable Butt Stock

This sight is those awesome canted sights and rifles that are low profile on the rail

this receiver has some of the latest designs and cuts for the ultimate aesthetic look

Polarstar - Jack V2 red outer barrel This Variant of the MP5Similar to its sister product, the F1, it replaces the original gearbox components with a programmable pneumatic system allowing for higher performance and greater reliability over a gear driven system. Although economically priced, JACK still retains the same performance and quality you have come to expect from PolarStar products. These engines have mag terminal wires inside package.