Priekinis žvaigždžių blokas Sturmey-Archer FCS722 42T 170mm 1-speed w/ double CG

Exceptional feature: Chain protection is on both sides of the chainring!

Number of Teeth: 42T

Chainring Material: Hi-Tensile Steel

Removable Chainring: YES

Crank Style: 4-Arm Spider Crank

Crank Arm Material: Aluminum Forged / High-Polished Anodized

Crank Arm Length: 170mm

Chainring Bolts / Nuts: SCM435 Chromoly

Bolt Circle Diameter (BCD): 104mm

Chain: 1/2" x 3/32"

Inner Chainguard: Steel

Outer Chainguard: Aluminum

Chain Line – 45mm

Total Weight: 771 g

Includes LEFT and RIGHT crank arms.