12 Tooth Duplex Sprockets
British Standard
5/8" x 7/16"
Steel C45, UNI7845

Tooth Radius r₃ = 16

Radius size C = 1.6

Tooth width b₁ = 9.1

Tooth width B₂ = 25.5

All dimensions in mm

Intermediate sizes & special platewheels to drawing

Standard : to DIN 8187 ISO/R 606