Specifications:
Material: Brass
Color: Yellow
Brand name: CNBTR
Modulus: 0.5
Weight: 15g

Size of wheel:
T: 20
T Dia: 11.2MM
Height: 12MM/0.47 Inch
Outer Diameter: 11MM/0.43 Inch
Hole Diameter: 4MM/0.16 Inch
Step Size: 9x7MM/0.35x0.27 Inch ( Dia x H)
Overall Size: 12x11x4MM/0.47x0.39x0.12 Inch( H x OD x ID)

Size of gear shaft:
Height: 20MM/0.79 Inch
Outer Diameter: 9.7MM/0.38 Inch
Inner Diameter: 5MM/0.2 Inch
Size: 20x9.7x5MM/0.79x0.38x0.2 Inch( H x OD x ID)

Features:
1.Set include a 0.5 modulus 5MM Hole Dia brass gear shaft and a 20 T brass gear wheel.
2.The transmission structure of shaft is simple, compact, small volume and light weight.
3.Shaft Z1=1, turn a round of gear T, can get a large transmission ratio, generally in the power transmission, the transmission ratio I=10-80, like big transmission ratio, if use with gear transmission, will need to take the multi-stage transmission.
4.High quality material selection, carefully processing create high quality product.
5.Made of brass, long time service.

Package Content:
1 x Brass Gear Shaft
1 x Brass Wheel
2 x Screws

The unique MPN label on each inner package, which confirm it passed the quality
inspection and it is genuine item sold from our shop. Please offer it to us.