[Size] -Bore Diameter 8mm/0.31"; Total height 25mm/0.98"; Tooth Outer Diameter 39.9mm/1.57"; Tooth Width 11mm/0.43"; Teeth 25T; Tooth Pitch 5.08mm/0.2"
[High Quality] -Timing belt gear is made of aluminum alloy, sturdy and durable,surface oxidation treatment, anti-rust and anti-corrosion effectively
[Features] -Contact with the 25 tooth side which minimizes the risk of the belt slipping; Applies to 11mm width belt
[Advantage] -25 Teeth Timing Pulley providing a smoother transition between belt, good performance for 3D printers
[Application] -Widely used in 3D printer, milling machine, gear shaper, drilling machine, CNC engine lathe, hobbing machine or other machinery