HTD 3M Synchronous Pulley 12 13 14 15 16 17 18 19 20Teeth Bore 3/3.17/4/5/6/6.35mm Fit Belt Width 6/10/15mm 3M Timing Wheel Gear

HTD 3M Synchronous Pulley 12 13 14 15 16 17 18 19 20Teeth Bore 3/3.17/4/5/6/6.35mm Fit Belt Width 6/10/15mm 3M Timing Wheel Gear

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