Hand Knob Handle Type Knurled Round Handle Material Steel Thermoplastic Mounting Type External Thread Thread Size 5/16 In.-18 Handle Dia 26.00mm Base Dia 18.00mm Overall Height 26.00mm Screw Length 40.00 mm Overall Length 2.60 in Includes - Standards - Color Gray Features High Ergonomic Functionality Novo Grip Finish Matte