Use this upgrade one way pulley to replace stock one way pulley in your Kraken/RAW 580

Must be used with front tail pulley SKU : H2271-S

If retrofitting an old 580 you take out the brass shim.

Includes:

- 1 x Upgrade Aluminum One Way Pulley 50T

(Already assembled from factory)

- 2 x Shims Ø10x Ø13

Used for:

- Kraken 580

- RAW 580