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Masterlock Criterion Long D-Lock 270mm
The Master Lock CRITERION™ U-Lock designed for cycling enthusiasts by guaranteeing the highest level of protection against theft and providing the best resistance to all possible levels of aggression. An extra thick 16mm hardened steel shackle with specially treated finish delivers a high level of cut resistance.
The dual locking mechanism ensures endurance against prying and pulling, whilst the 7-disc security cylinder provides high protection against picking. The lock has a cap to prevent corrosion. Supplied with a Lifetime Warranty against mechanical failure. Sold Secure Bicycle Gold certified.
Children's bikes are generally measured by wheel size, rather than by frame size. Remember children do grow very quickly and you need to take this into consideration when buying a kids bike, However, if you buy a bike that is simply too big for your child, you will compromise your child's safety, and ultimately discourage your child from cycling.
Age of Child
Which Size Bike Do I Require?
Adults bikes and those for 10/11 years and over, are generally measured by frame size. This is normally the measurement between the centre of the bottom bracket to the top of the seat tube.