Cannon

Cannon Downrigger Lock for Digi-Troll 10, Digi-Troll 5, Mag 5 ST and Mag 10 STX

SKU: 39653 · UPC: 029402034970 · MPN: 1903020
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02 · Overview

Cannon Downrigger Lock for Digi-Troll 10, Digi-Troll 5, Mag 5 ST and Mag 10 STX — Product description

Anglers who invest in premium downriggers like the Cannon Digi-Troll series or Mag models know the frustration of worrying about gear left unattended at busy docks or overnight at remote launches. The Cannon Downrigger Lock steps in as your reliable safeguard, delivering robust protection without complicating your setup. Crafted specifically for larger downrigger bodies, this lock uses a proven pin-tumbler mechanism to anchor your equipment firmly to the boat, giving you confidence to focus on the fish rather than theft risks.

Why This Lock Stands Out for Serious Troll ers

Unlike basic cable ties or makeshift solutions, this dedicated lock offers tamper-resistant security tailored to Cannon's rugged designs. It prevents not just outright theft but also accidental separation during rough waters or trailer mishaps. Fishermen chasing walleye in the Great Lakes or salmon on the West Coast rave about how it integrates seamlessly into their trolling spreads, preserving their investment through countless seasons.

  • Superior Theft Deterrence: The pin-tumbler cylinder resists picking and brute force, far outperforming generic padlocks.
  • Boat-Mount Stability: Ensures your downrigger stays put even in choppy conditions, reducing wear on mounting points.
  • Hassle-Free Operation: Simple key access means quick deployment and removal, ideal for multi-day trips.
  • Durability in Harsh Environments: Built to withstand saltwater spray, freshwater splashes, and constant UV exposure.

Perfect Fit for Your Cannon Setup

This lock is engineered for compatibility with Cannon's popular large-body models, sliding effortlessly onto the frame without modifications. It pairs ideally with setups running heavy leads at depths up to 200 feet, where stability is non-negotiable. Whether you're dialing in precise depths with the Digi-Troll's digital controls or relying on the Mag series' mechanical reliability, this lock enhances your system's longevity.

Quick and Simple Installation Guide

Getting this lock operational takes minutes, even for newcomers to boat rigging:

  1. Position your downrigger in its standard mount on the rod holder or transom bracket.
  2. Align the lock's U-bolt or cradle around the main body tube.
  3. Thread the shackle through the designated holes and engage the pin-tumbler with your key.
  4. Test for snug fit by giving a firm tug—adjust if needed for zero play.

Pro tip: Apply a light marine grease to moving parts annually to ensure smooth action year after year.

Maximize Your Trolling Game with Added Security

Beyond locking, this accessory encourages smarter habits like securing gear before shore breaks or tournaments. Pair it with Cannon's swivels and releases for a complete, theft-proof trolling arsenal. Anglers report fewer headaches and more time on the water, turning potential downtime into productive fishing sessions. It's the small upgrade that pays big dividends in peace of mind.

Frequently Asked Questions

What models does the Cannon Downrigger Lock fit?

It securely fits large-bodied Cannon downriggers including Digi-Troll 10, Digi-Troll 5, Mag 5 ST, and Mag 10 STX models.

How does the pin-tumbler lock provide better security?

The pin-tumbler design uses multiple pins that must align precisely with the key, making it highly resistant to picking, bumping, or forced entry compared to simpler locks.

Is installation difficult for beginners?

No, it's straightforward—align, thread, and lock. No tools or alterations needed, typically under 5 minutes.

Can this lock handle saltwater use?

Yes, constructed with corrosion-resistant materials to endure marine environments, including spray and humidity.

Does it interfere with downrigger operation?

Not at all. It mounts out of the way, allowing full cable deployment, depth adjustments, and rod holder access.

What maintenance does the lock require?

Rinse after use in saltwater, lubricate the cylinder yearly, and store keys safely to keep it performing reliably.

Will it prevent accidental detachment while trailering?

Absolutely, the secure pin lock holds firm against vibrations and bumps common during road travel.

Locks down large-bodied downriggers securely to the boat with a pin-tumbler lock. At Cannon, our love of fishing is only matched by our passion for building unstoppable downriggers, rod holders, mounting systems and all the gear you need to put more fish on deck. Nothing works harder, nothing works smarter, and nothing is built tougher than a Cannon. So if you’re all about fishing and getting more from every moment on the water, you’re in the right place.

Cannon 1903020 Attributes

Cannon 1903020 Features & Benefits

  • Locks Securely To Prevent Theft Or Separation
  • Pin-Tumbler Lock For Ultimate Security
  • Compatible With All Optimum And Magnum Models
  • Easy To Install
  • Limited 1 Year Warranty

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.



The large gun lock securely locks the large sinking rigging on the ship with a tack lock. Suitable for Digi-Troll 10, Digi-Troll 5, Mag 5 ST and Mag 10 STX models. caveat: ...
SKU: NVN-39653
MPN: 1903020
UPC: 029402034970
03 · The numbers

Technical specifications

BrandCannon
ModelCannon Downrigger Lock for Digi-Troll 10, Digi-Troll 5, Mag 5 ST and Mag 10 STX
SKU / MFR#39653

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04 · Before you buy

Frequently asked questions

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05 · Customer voices

Customer reviews