Options: Variations: XC230 - 1/2" Straight Connectors, pkg. of 10 1 - $8.20 5 - $7.35 1/2" Straight Connectors (Pkg. of 10) Straight connectors have double-barbed sleeves that press-fit to join sections of header hose. Available in packages of 10 for use with 1/2” inside diameter header hose.