All couplers have schrader valve cores in male flare end. female coupler end has deep knurling for easy handling Patented CH14 "Adjust-A-Valve" opener in all 1/4 in female ends made in the USA.
Yellow Jacket® Quick Coupler, 5/16 in Female Quick Connect x 1/4 in Male Flare, Domestic
- Specifications 5/16 in Female Quick Connect x 1/4 in Male Flare
- Domestic/Import Domestic
https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Ritchie_19005_Catalog.pdf