pretty artistic and durable
with key retaining and 90 degree rotation
The easel adopts a fixed structure
It has High light transmission
Keyway Length: 3mm / 0
Spur Gear 8mm Inner Hole Pinion Gear 25T Mod 1 Plastic Motor Gear Pins pretty artistic and durable1. The spur gear is made of plastic, lightweight, easy to change and durable to use. 2. Teeth: 25T, Gear Step Diameter: 20mm 0. 79inch, Gear Step Height: 10mm 0. 39inch, Outer Diameter: 27mm 1. 06inch, Inner Hole Diameter: 8mm 0. 31inch, Effective Tooth Length: 10mm 0. 39inch, Total Thickness: 20mm 0. 79inch, Teeth Pitch: 3. 1mm 0. 12inch, Teeth Depth: 2. 3mm 0. 09inch, Module: 1 Mod, Pressure Angle: 20 3. The spur pinion gears are widely applicated