Action Army reinforced aluminium piston for VSR-10 series replicas

Action Army's reinforced aluminium piston for VSR-10 series replicas

The piston has been made from durable and lightweight 7075 aluminium using CNC machinery. It has been equipped with two slip rings coated with a layer of Teflon, which affects the smoothness of operation inside the cylinder.
The piston has been sealed. It is designed to work with a stepped system 90°