2pcs XL 20T Timing Belt Pulley Synchronous Wheel 10mm Bore For 10mm Width Belt

Tooth pitch: 5.08mm
Teeth shape: trapezoidal teeth
Bore: 10mm
Tooth width: 11mm (for 10mm width timing belt)
Material: aluminium alloy;   capped edge: iron plated zinc
Fixing grub screw: M5*2
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