Flow Block Tool Type Flow Block Length 7 1/2 in Width 2 1/2 in Height 5 1/8 in Spout Flex Size 1/2 in Capacity 1 to 16 gpm Material Steel For Vehicle Tool Category Hydraulic Color Gray Number of Pieces 1 Application Produces Pulse Outputs That Can Be Read By A Flow Meter For Use With Hose Set OTC 4285 Hydraulic Flow Measurement Kit OTC 4292 Hydraulic Flow Measurement Digital Readout OTC 573295 Long Cable OTC 573296 Short Cable Size 1/2 in