Spare Rear Arm (Shocker UL 4") Spare Rear Arm (Shocker UL 4") Catalyst Machineworks Made of 4mm thick 3K matte twill weave carbon fiber, sporting 12mm x 12mm motor bolt pattern and M2 holes. This arm fits only The Shocker 4 Inch. 

Spare Rear Arm (Shocker UL 4")

Code: CM01674
Made of 4mm thick 3K matte twill weave carbon fiber, sporting 12mm x 12mm motor bolt pattern and M2 holes. This arm fits only The Shocker 4 Inch. 

Made of 4mm thick 3K matte twill weave carbon fiber, sporting 12mm x 12mm motor bolt pattern and M2 holes. This arm fits only The Shocker 4 Inch.