Sonar 135 Rear Hub Cr-Mo Cog

Replacement cog and lockring for the Radio Sonar 135mm Freecoaster Hub. Fits Shimano HG style cogs and lockrings.

 

COLOR: Black

MATERIAL: 4130 crmo

SIZE: 12t, for BMX style 1/2" x 1/8" chains

FEATURES:

• 12T, includes lockring

Color