The GI Sportz CO2 System is pre-tested and ready to be filled. Each tank allows for approximately 800-1,000 shots. The tank is equipped with a repeater pin valve which is the most durable pin valve in the industry. The repeater pin valve boasts a recessed valve that connects easily and conveniently and is manufactured with the most durable brass fittings.
This refillable tank meets or exceeds ASTM standards.