Feature

●Model Specific: 2 mod; Tooth Thickness: 0.8 inches (20 mm)
●Tightening screw: M5 x 2; Bore: 0.3 - 0.6 inches (8 - 14 mm)
●Tooth Depth = 4.5mm Tooth pitch = 6.28mm
●Material: 45 steel
●Surface treatment: surface blackening

[8mm 17 Teeth]

Description

Pre-Purchasing Notes: This gear material 45 steel, gear surface teeth are treated with high frequency hardening and black process.
If water is dyed, it may be rust. It is normal phenomenon.
It is not a quality issue and it will not affect its use. Please dont worry.