Specification:Name: HTD 5M Timing Pulley Synchronous WheelMain Material: 45# SteelSurface Treatment: Blackening and Anti-rust TreatmentType: AF TypeTeeth Pitch: 5mmTeeth Number: 16 TeethRound Bore: 5/6/6.35/8/10/12/12.7/14/15mmKeyway Bore:8mm (keyway 3mm)10mm (keyway 3mm)Slot Width: 16/21mm (suitable for timing belt width 15/20mm)Bore Tolerance: 0.01-0.02mmApplication:Suitable for transmission componentsNote:Due to assorted batches, the dimensions of the timing wheel flange can be 2-3mm different, for the set up of sufficient area doesn't impression the use of equipment, the explicit object shall prevail.Package:Packing : Plastic bag / Carton box.Quantity : According on your Choose!