Description Literature Accessories Description Freudenberg Sealing Technologies (formerly Tobul) gauges help to ensure there are no leaks or pressure changes that could affect the operating condition of the hydraulic system. 3000 PSI maximum pressure. 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