Replacement shock link for Cassidy 1.0 frames. Allows for conversion of Blackthorn 1.0 frames to 165 mm rear travel found on Cassidy in pairing with FS0028 Fits Blackthorn 1.0, Blackthorn C 1.0, Cassidy 1.0, and Cassidy C 1.0 (2020+) Use ONLY with compatible 230 x 62.5 mm-stroke air or coil shocks Best paired with a 170-180 mm suspension fork Includes bolts Please consult the Split Pivot + instructions for complete conversion requirements and steps