This bundle pairs two Milton M-Style quick connect air fittings to enable quick and secure pneumatic connections. The S-716 1/4" MNPT male coupler provides easy connectivity to air devices with its durable brass construction, Buna-N seal, and flow rate of 40 SCFM at pressures up to 300 PSI. It complements the S-715 1/4" FNPT female coupler which has the same 300 PSI and 40 SCFM specifications. The female coupler's drag guard protects against accidental disconnections. Both are Kwik-Change style for broad compatibility per military specification MIL-C-4109. They share maximum temperature tolerance of 250°F. With their versatile, heavy-duty designs, these fittings allow fast changes between air tools, hoses, and equipment without leakage or hassle. The bundle ensures you have both male and female connectors for various setups.