Cannon Downrigger Lock for Digi-Troll 10, Digi-Troll 5, Mag 5 ST and Mag 10 STX 
Big Body Cannon Lock
Locks large-bodied downriggers securely to the boat with a pin-tumbler lock. Fits Digi-Troll 10, Digi-Troll 5, Mag 5 ST and Mag 10 STX models.
WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.