FLEXCOIL Polyeurethane Air Hose, 1/4 I.D. $23.68 – $999,999.00 Select options FLEXCOIL Polyeurethane Air Hose, 3/16 I.D. $27.92 – $999,999.00 Select options FLEXCOIL Polyeurethane Air Hose, 3/8 I.D. $48.95 – $999,999.00 Select options FLEXCOIL Polyeurethane Air Hose, 5/16 I.D. $37.22 – $999,999.00 Select options