Let me start by saying this thing is HEAVY. The first time I lifted it out of the box, I nearly dropped it on my foot - that's how solid this alloy steel construction feels. It instantly gave me confidence that this isn't some flimsy deterrent.
The installation is stupid simple. Just extend the U-bar to fit your steering wheel (works perfectly on my Honda CR-V), click it into place, and lock it. The chrome finish looks sleek against my black steering wheel, though I do wish it came in more color options.
What surprised me most was the emergency window breaker. At first I thought it was gimmicky, but after testing it (safely!) on an old glass bottle, I'm convinced this could save lives. The protective cap is a thoughtful touch so you don't accidentally scratch your leg getting in/out.
My only gripe? The keys feel a bit cheap compared to the lock's premium build. That said, having three keys is fantastic - I keep one on my keyring, gave one to my partner, and stashed a spare in my emergency kit.
After two months of daily use: zero rust, zero sticking locks, and most importantly - zero break-in attempts (though that might just be luck). It slides easily under my seat when not in use, though the weight means you'll definitely notice if you forget to put it on.
Would I buy again? Absolutely. For the price, you're getting serious theft protection plus emergency functionality. Just don't expect it to stop a determined thief with power tools - but then again, what physical deterrent can?