Description Literature Accessories Description Freudenberg Sealing Technologies (formerly Tobul) gas cock with a 3000 PSI maximum pressure. The gas cock is used on valves with an internal valve core that requires use of a charging assembly with a "T" handle gas cock in order to depress the valve core, allowing the entry or exhaust of nitrogen gas. State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Literature & Docs Accessories Freudenberg NOK Sealing Technologies GG2527F-C Hose & Gauge Assembly Including Case, 3000 PSI Was: Now: $714.37 Add To Cart View More Freudenberg NOK Sealing Technologies GG2527F Hose & Gauge Assembly, 3000 PSI Was: Now: $556.50 Add To Cart View More