The Male to Female Reducing Adapter for Gas with PEFLEX Seal is a forged steel hydraulic fitting that reduces thread size while maintaining a leak‑tight gas connection. It is used in pneumatic and gas‑driven systems such as cylinder manifolds, compressors and test rigs. Available in internal sizes from 1/8″ to 1″1/2″ and external sizes up to 2″, with pressure ratings up to 70 bar and complying with BSP/NPT standards. All units include a PEFLEX sealing gasket for superior gas tightness. Immediate stock for standard sizes; custom orders on request.