Montague Boston Single-Speed Folding Bike (2011) The Boston single speed folding bike was designed to maximize performance and portability for urban riders. It offers a fast stiff ride for weaving in and out of traffic and can be neatly stowed in a small apartment the trunk of a car or under a desk. Frame: Custom drawn 7005 Series aluminium tubing. Front and rear Triangle. Fork: Full Cr-Mo with CLIX Wheel Release System Ramped Dropout. Cranks: SR Suntour. Alloy 42t chain wheel with integrated chain guard. Alloy 170mm crank arm. Black. Pedals: Platform trekking pedal Aluminium cage. Front Derailleur: NA Rear Derailleur: NA Shifters: NA Cassette: 16t freewheel. 16t fixed sprocket. Hubs: Alloy front & rear with CLIX front quick release. Bolt on rear Flip-Flophub. Black Colour. Rims: Alloy 32 hole Black 700C Tyres: Kenda Kwick Roller Sport 700c x 28 semi-slick. Front Brake: Promax Dual pivot caliper Rear Brake: Promax Dual pivot caliper Brake Levers: Alloy Handlebar: Riser style 30mm rise. 530mm wide. Alloy Saddle: Areo Performance with Centre Gap Comfort Technology. Seat Post: 27.2 X 300mm Alloy.
As a general rule folding bikes are one size fits all catering for people from heights of 4' 10" - 6' 4" (148cm - 193cm).
Please note: Brompton bikes require that you fit a telescopic seatpost if your inside leg is greater than 35 inches (89cm).