Thor Quality Braided Stainless Steel Leader Compressor Hose, come in two sizes both with built in check valves;
 
Specifications;
 
TC380 & TC444 - hose 
1/4" NPT (fits TC380 & TC444HO models and all compressors with 1/4" hose fittings)
Hose end: 1/4"npt threads
Fittings: male to male
Length: 470mm (end to end)
 
TC480 - hose
3/8" NPT (fits X480 and all compressors with 3/8" hose fittings)
Hose end: 3/8" npt thread
Fittings: male to male
Length: 640mm (end to end)
 
Both black hoses have a built in check valve.
 
900mm Stainless Steel braided hose 
900mm x 13mm braided teflon hose interior
braided stainless exterior
1/2 Flare female
3/8 Female npt