Catalog number: GC2-20S Features: ●Easy to install and remove compared to chain couplings, etc. ●Durable due to tooth surface hardening. Applications: ●For power transmission gears. Specifications: ●Module: 2 ●Number of teeth: 40 ●Shape: T2 ●Reference circle diameter (mm): 80 ●Tooth width (mm): 15 ●Hole diameter (mm): 20 ●Tooth tip circle diameter: 84 ●Total length (mm): 55 ●Boss diameter (mm): 70 ●Boss length (mm): 40 ●Hole diameter tolerance: H8 ●Tooth shape: Straight teeth (crowning) ●Pressure angle: 20° ●Heat treatment: High-frequency hardening of tooth surface ●Gear hardness: 50-60HRC ●Surface treatment: Black dyeing Material/Finish: ●S45C Set contents/Accessories: ●Snap ring included. Note: ●Both the outer and inner cylinders are sold separately, but for normal use, one outer cylinder and two inner cylinders are included as a set. ●This is a single item sold, not a set.
