Sturmey Archer SFS30 Single 1/8" Freewheel 17T

Available in 16 to 18 teeth sprocket

Thread - BSC 1.37 x 24 tpi

Chrome finish

1/2" x 1/8"

2 pawls driver

Outer body cog: cold forged steel

Inner body cog: cold forged steel

Screw cap: steel

Bearing: loose ball

Average weight: 194g (16T)

Size : 17T