Usability features include a double rubber coating to protect paint and internals and 4 laser-cut keys (including 1 with micro-light). For peace of mind, protect your bike with Yale. Ultra-hardened shackle for high cut and impact resistance.
eBay
High Quality Hardened Steel Anti-theft Lock Protective Textile Outer Sleeve Motorcycle Scooter Bicycle Heavy Duty Chain Lock
Aliexpress UK
Double-locking padlock that also functions as a disc lock. 100dB alarm siren. Oxford HD Chain Lock OF159 Secure your motorcycle with the ultimate combination of strength and alarm deterrence. Reminder Cable.
eBay
1Set Zinc Alloy Trigger Lock with 2 Keys Universal Motorcycle Mountain Bike Lock Anti-theft
Aliexpress UK
Genuine, Authentic and Official Goods.
eBay
Heavy Duty Motorcycle Chain Lock 84cm Metal Anti Theft Bike Lock with 2 Keys for Maximum Security and Reinforcement of Bicycle
Aliexpress UK
Keep your bicycle safe and secure with our Heavy Duty Anti-Theft Bicycle D Lock. Heavy Duty Anti-Theft Bicycle D Lock with 1.2m Cable & 3 Keys. 16mm thick anti-theft shackles engineered for resistance against cutting, ensuring your bicycle's safety.
eBay
WEST BIKING Bicycle Anti Theft Chain Lock Hard Steel Alloy Durable Bold Lock For MTB Bike Motorcycle Scooter Cycling Accessories
Aliexpress UK
The chain has a hardened 9.5mm square link alongside a double locking padlock with a hardened steel shackle which can also double as a disc lock. Double locking padlock. The Oxford HD Chain and lock is a security solution that you rely on, a mid-range lock that is light enough to be easily carried around but still strong and protective enough to keep your motorcycle safe and sound.
eBay
Bike Lock Mountain Bike Portable Security 4-digit Code Bike Lock for Bicycle Motorcycle Scooter
Aliexpress UK
For the best defence against angle-grinder attacks, you need a Hiplok DX1000. It's part of our Anti-Angle Grinder 1000 Series - there's nothing else like this on the market. It's at least 20 x more resistant than standard D locks, and multiple tests prove it.
eBay
Anchtek Motorcycle Rechargeable Disc Lock Alarm 120db Bicycle Anti-theft Padlock Security Protection Bike Motorbike Accessories
Aliexpress UK
Specially hardened steel, power cell technology for protection against impact and attempts to force open the lock, XPlus cylinder for the greatest protection against tampering. The GRANIT XPlus™ 540 U-lock combines high-quality materials with state-of-the-art technology for protection against thieves.
eBay
Universal Motorcycle Helmet Lock Bicycles Portable Security Anti-Theft Fixed Helmet Lock for 22-28mm Handlebar Moto Accessories
Aliexpress UK
Provided with 3 keys and the possibility to duplicate keys in case of loss. Z Safe: Powerful double locking system. High resistance against impacts and twists. Mounting: Adjustable on down tube - Ø from 20 to 80mm.
eBay
Bike Spring Cable Lock Anti-Theft Rope Alarm Disc Lock Bicycle Security Reminder Motorcycle Theft Protection 150cm
Aliexpress UK