Specification:Name: T10 Timing Pulley Synchronous WheelMain Material: Aluminum Alloy (The flange is galvanized iron)Surface Treatment: UntreatedType: AF TypeTooth Shape: Trapezoidal ToothTeeth Pitch: 10mmTeeth Number: 12 TeethRound Bore: 8/10/12/14/15/16/17/18/19/20/22mmKeyway Bore:8mm (keyway 3mm)10mm (keyway 3mm)10mm (keyway 4mm)12mm (keyway 4mm)14mm (keyway 5mm)15mm (keyway 5mm)16mm (keyway 5mm)17mm (keyway 5mm)Slot Width: 21/27mm (suitable for timing belt width 20/25mm)Bore Tolerance: 0.01-0.02mmApplication:Suitable for transmission componentsNote:Due to various batches, the scale of the timing wheel flange will be 2-3mm different, for the installation of enough area doesn't impression the use of equipment, the specific object shall prevail.Package:Packing : Plastic bag / Carton box.Quantity : According for your Choose!