Tooth Profile: HTD 3M Round Tooth
Tooth Number: 16
Gear Width: 10mm
Bore: 5mm or 6.35mm. For 5mm nema17 motor shaft or 6.35mm nema23 motor shaft.
5mm shaft on the left and 6.35mm bore on the right.
New arrival: 8mm bore for 15mm wide 3M belt