5-Digit Combination Bike Cable Lock, 12mm Heavy Duty Anti-Theft Bicycle Lock — Review & Buying Guide

If you park your bike, scooter, or motorcycle outside — at campus, outside a coffee shop, or on a city rack — you have probably done the mental math: is this lock actually going to slow a thief down, or is it a polite suggestion? This page reviews one specific lock so you can decide whether it deserves a spot in your cart: the RidingRush 5-Digit Combination Bike Cable Lock, a 12mm heavy-duty anti-theft cable lock with a mounting bracket, resettable code, and weatherproof zinc alloy cylinder. It lists for CAD 17.98, and everything below is drawn from the manufacturer's published specifications — no invented specs, no fluff.

The Problem

Most riders do not lose bikes to master criminals. They lose them in the two minutes a bike sits unattended outside a lecture hall, a gym, or a grocery store, secured by a lock that can be defeated with a pocket tool or guessed in a few tries.

Two everyday lock failures cause this. The first is the cable itself: thin, cheap cables cut almost instantly, so the lock provides the feeling of security rather than the reality. The second is the code: a standard 4-digit combination has only 10,000 possibilities, which is far easier to brute-force or guess than most people assume — especially if you picked something obvious like a birth year.

There is also the key problem. Keyed locks are fine until you lose the key on a ride, leave it in a jacket you did not bring, or fumble for it with cold hands in the rain. And cheap locks rust: a cylinder that seizes after one wet winter turns a five-second unlock into a ten-minute fight with a jammed dial.

Why It Matters

A lock is the one accessory that protects the value of everything else on your bike. This one addresses each of the failures above with specific, checkable features rather than vague marketing language.

The 12mm heavy-duty steel cable is built with reinforced braided steel to help deter cutting and theft, keeping your bike secure in higher-risk areas like campuses and city streets. No cable lock turns your bike into a bank vault — determined thieves with angle grinders beat nearly every consumer lock — but thickness and braided construction are exactly what makes opportunistic thieves move on to an easier target, and opportunists are the threat you actually face day to day.

The 5-digit combination offers up to 100,000 possible combinations, which is stronger protection than the 10,000 combinations of a standard 4-digit lock — a tenfold jump in the code space a thief would have to work through. And because it is a combination lock, there are no keys to lose, copy, or fish out of a backpack at a rainy bike rack.

Everyday usability matters too, and this is where the details add up. The zinc alloy cylinder is built to prevent rust and corrosion, so the mechanism keeps working through wet seasons. The PVC coating on the cable protects your bike's frame from scratches while you lock up. The resettable design ships with default code 00000, and you set your own personal combination in seconds. The included mounting bracket lets the lock ride on your frame instead of stuffing it into a bag. It is also rated for bikes, scooters, and motorcycles, so one lock covers the whole household's rides.

What to Look For

When you compare this lock against alternatives at a similar price, check these specific specs — they are the ones that separate a lock you will keep from one you will replace:

• Cable thickness and construction. You want a cable measured in the double digits of millimetres with braided steel, not a smooth, thin, single-strand cable. This lock's 12mm reinforced braided steel cable is the spec to compare against.
• Number of code digits. Compare 5-digit versus 4-digit locks directly: 100,000 possible combinations versus 10,000. If a listing does not state the digit count, treat that as a red flag.
• Resettable code. Confirm the lock lets you set your own combination and reset it if you ever share the old one. This model does, with a factory default of 00000.
• Cylinder material and weatherproofing. Look for a named corrosion-resistant cylinder material. Here it is zinc alloy, chosen specifically to prevent rust and corrosion.
• Frame protection. A PVC (or similar polymer) coating keeps the cable from scratching paint. Uncoated cables chew up frames and seat posts.
• Mounting bracket. A bracket means the lock travels on the bike, so you actually have it when you need it. This lock includes one.
• Vehicle compatibility. Make sure the lock is rated for what you ride. This one covers bikes, scooters, and motorcycles.

At CAD 17.98, this lock sits in the value tier of 12mm combination cable locks, so the practical question is not whether it is premium-priced — it is not — but whether its spec sheet (12mm braided cable, 5-digit resettable code, zinc alloy cylinder, bracket) matches what competitors offer at the same price.

What Others Say

We do not have verified buyer rating or review data for this specific SKU in our product data, so we will not quote star ratings or invent testimonials. Instead, here is how to judge reviews yourself when you check the listing (ASIN B0FH9Q5R31):

• Look for reviews that mention the specific features — dial smoothness after rain, how the bracket holds on rough roads, whether the code reset process worked as described. Feature-specific reviews carry more signal than "great lock!"
• Check review dates. A lock's weatherproofing claims are best judged by reviews written months after purchase, not week-one impressions.
• Watch for reports of the code dial skipping or drifting between numbers — that is the single most common failure mode of budget combination locks and the fastest way to filter out a bad unit.
• Discount one-off delivery or packaging complaints when judging the lock itself; focus on mechanical and weathering reports.

Where to Buy

The RidingRush 5-Digit Combination Bike Cable Lock (12mm, resettable, weatherproof zinc alloy cylinder, mounting bracket included) lists at CAD 17.98 under ASIN B0FH9Q5R31. If the specs above match what you need for your bike, scooter, or motorcycle, click Shop now to buy this lock today. Want to compare it against other RidingRush cycling accessories first? Click See all options and browse the full lineup before you decide.