Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters

Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters
Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters
Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters
Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters
Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters
Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters
Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters

Key features

  • PROTECT YOUR RIDE ✔️ This awarded SIGTUNA Bike U-lock is made of 16MM High-Performance Steel for Extensive Holding Power and Resistance against Cut and Leverage attacks with a wapping 85/100 Security Rating. Get the best security available and protect your ride with Sigtuna Locks!
  • CHOOSE POWER ✔️ This Bike Lock Combination has a High-Security Disc-Style Cylinder and Double Deadbolt locking mechanism, very effective and certified against Leverage Attacks. With SIGTUNA you make the right choice and give thieves no chance!
  • EASY-TO-USE ✔️ This model SIGTUNA Bike Lock Combination comes with a Easy-to-Install Bike Lock Mount, a Protective Coating to protect your bikes paint and not 2, but 3 Laser-Cut Abloy Keys. With this lock you get Security AND Convenience!
  • 100% MONEY-BACK GUARANTEE ✔️ If this U-lock is not the favorite you ever owned - some say it is heavy, but that means quality - just send it back and get a 100% refund. SIGTUNA stands for its products. Our customers love that, we know you will too!
  • ORDER YOURS NOW ‎▶‎▶ Click "Add to Cart" NOW to get your 16mm SIGTUNA Bike U lock with 1200mm Flex Cable + Mount Bracket tomorrow and give your Bike the Love it deserves.
BrandSIGTUNA
CategoryU-Locks
SizeLong
ColorYellow
WarrantyLimited lifetime warranty

Bike U Lock - Sigtuna Bike Lock Heavy Duty Anti-Theft with 4ft/1.2m Cable, Bicycle U Lock with Sturdy Mounting Bracket for Mountain Bikes, Ebikes, Scooters

List Price: $57.60$51.84DEALYou Save: $5.76 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 24, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection

Customer Reviews

Reviews sourced from verified Amazon purchasers
4.0
out of 5
Based on 10 reviews
5
90%
4
0%
3
0%
2
0%
1
10%
and it's easy, easy
J. BaumlAugust 1, 2017
I'm a fan. This is a solid product, and I wouldn't be deterred by some of the negative reviews. I've used the lock for about a month now, and it's easy, easy, easy to use. The ONLY warning I have for people is that yes this lock hard to break but it is also ridiculously heavy so don't think you're going to put this on a carbon fiber bike. You'll cancel out the benefits of having such a light weight bike. Otherwise, a good choice.
Five Stars
HqdecorJuly 28, 2017
Works great I love it!
Prevented bike theft. Very solid lock for the money.
NathanMarch 25, 2017
Had this lock less than 3 weeks and it has already prevented my bike from being stolen. Bolt cutters only put a small dent in the lock. The thief tried their best to drill out the side of the lock too.

The lock is a bit heavy, but when you have the security of 16mm steel it's worth the little bit of extra weight. It hangs well down from my top tube. I have a Diamondback, so the top tube isn't a round shape - it still holds well. The bracket is plastic feeling, but seems to be relatively well built as well. Overall very happy with the purchase, especially since I still have my bike!!

Sigtuna - should I replace my lock in this condition? Or is this still usable?
Cable cut. Lock drilled.
Seth J PriceJanuary 29, 2017
Came back to the rack in the locked apartment garage to find the thief had drilled out and/or forced the lock which released the U. And then cut the cable. I would have liked this lock and cable to put up a bit more resistance. Definitely overrated.
Great value, superior quality, & overall great purchae
Dr. Mike HonchoNovember 5, 2016
Tremendous bike lock compared to my previous one (Masterlock U-Lock). I'm a new cyclist and the previous lock was just something I picked up at the same time when I purchased my first bike. I never thought the brand of lock would matter too much, but it's like night and day. The Sigtuna lock comes in a sleep package with detailed instructions. The mount is incredibly easy to install and has been very sturdy so far. I don't think I've had any issues with theft, but I'll post an update if any sort of attempt is made.
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