Origin: China Price: To Talk About Quantity: 10 Pack. & Delivery: As You Wish Specification: The world's smallest, lightest bike - only 5.5kg! Incredibly compact Folds in 10 seconds Cuts journey times Technical Specification Folded size: 67cm x 30cm x 16cm Unfolded size: 100cm x 70cm x 43cm Weight: 5.6kg / 12.6 lbs Dual Chain ratios: 14:8 and 35:9 Max. weight tolerance: 85kgs / 13st 5lbs Max. braking force: complies with BS1602 Part 1:1992 Polymer Composite: 30% GF PA66 Aluminium: heat treated 6061T6 Tyre Size: 15cm/6û diameter x 3.2cm/1 ( Tyre Valve type: Shraeder Pneumatic tyre pressure: 90psi Max saddle height: 90 cm Min saddle height: 82cm Why is it so light? The Frame Materials Heat treated aluminum and high strength glass fibre reinforced engineering polymer constitute the majority of the frame. The Twin Chain The twin chain gearing system specifically uses small drive axles, often one of the heaviest parts of a traditional bicycle. Pedal cadence remains the same as a normal The Wheels Each weighs only 350g and this includes the pneumatic tyres which give such a smooth and comfortable ride. The Brakes Designed specifically for the A-bike, the semi circular band brakes fit the wheel perfectly providing a lightweight and robust alternative to traditional shoe brakes.