1. Application: This chain rear sprocket is applicable for DIY go kart, ATV, light motorcycle, etc., with a wide range of applications.
2. Anti : The motorcycle rear sprocket is made by precise technology, which is anti , rustproof and not easy to deform.
3. Replacement Parts: Perfectly replace the damaged and worn chain wheels of the original to obtain a better riding experience.
4. Simple Installation: This replacement and maintenance part is easy to install and can keep the 420 chain working stably and well.
5. Steel Material: The sprocket is made of premium steel alloy, which is oil resistant, sturdy and wear resistant, with long service life.

Spec:
Item Type: 420 31T Rear Sprocket
Material: Steel
Gross Weight: 363g / 12.8oz
External Diameter: Approx.130mm / 5.1in
Internal Diameter: Approx.52mm / 2.0in
Aperture: Approx.68mm / 2.7in

PackageList:
1 x 420 31T Rear Sprocket