What are the delivery costs?

We offer Free UK Mainland Delivery on all orders over £20. Products shipped to outlying UK regions are excluded from free shipping.

Standard delivery is normally 2 - 5 working days.

Please view our delivery page for full information on UK and international delivery costs.

Kryptonite are so confident in the security of their Evolution Series 4 U-Lock, they offer an additional £1000 anti-theft protection alongside the Sold Secure Gold rating it carries. Find out more about Sold Secure product testing.

Designed to protect your bike in moderate to high crime areas, the Evolution Series 4 combines the brute strength of a hardened 14mm steel shackle with innovative solutions like the patented double deadbolt locking mechanism, ovalised cylinder and an offset key location to reduce the effectiveness of twisting and levering attacks on the lock.

What’s more, the Evolution Series 4 comes with a versatile Flex Frame mount with anti-rattle bumpers and a weatherproof vinyl coating, making it easy and hassle free to carry with your bike anywhere you go. You also get 3 keys, including one with a built in light to help you find your way around the lock in the dark.

Key features:

• 14mm hardened Kryptonium steel shackle
• Patented double deadbolt locking mechanism for extensive holding power
• High security ovalised cylinder that makes this a sold secure gold lock
• Reinforced sleeve over crossbar and cylinder provides enhanced security protection
• Reinforced internal housing increases resistance to twisting and leverage type attacks
• Offset key location and overhead cam locking mechanism resists leverage attacks
• Double deadbolt locking for extra strength against leverage attacks
• Anti-Rattle bumpers keeps the shackle snug against the crossbar and prevent unnecessary noise
• 3 keys, including 1 lighted
• The Transit FlexFrame-U mounts quickly and easily and supports the transportation of the most common u-lock sizes
• The Flex Frame-U fits bicycle frame tubing 25mm to 80mm whether round, oval, triangular or square shapes
• The mounting system allows for 360 degree rotation providing the ability to micro-adjust the lock angle to better fit and align with a bike frames specific geometry
• Rotating dustcover over cylinder protects from dirt & grime
• Vinyl coated and weatherproof
• For moderate to high crime areas
• U-lock dimensions: 10.2cm x 29.2cm x 14mm