ITEM NAME:Air Pressure 5/16" Hose Quick Disconnect Coupler Set I4D5 Air Pressure 5/16" Hose Quick Disconnect Coupler Set I4D5 This Quick Coupler is 20SH + 20PH fitting design for pneumatic piping use.Easy for pipe connecting with the 5/16" diameter hose tail. No tools required to install or connect this two fittings. This Quick fittings are only used for industrial automatic apparatus and can not be applied on any medicinal equipment. Type:20SH + 20PH Fit Hose Diameter:5/16" Fluid Applied:Air Hose Tail Diameter:8mm/ 5/16" Overall Size:94 x 25mm/ 3.7" x 1" (L*max.D) Hose Tail Length:26mm/ 1.02" Color:Silver Material Metal Weight:89g Package:1 x Quick Coupler Set Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.