STURDY. LIGHT-WEIGHT. FAST. FSIR leads the new generation of folding bicycles in its unique folding method. Gone are the days of split-frame bicycles, FSIR twists into its storage position resulting in a sturdy frame with no extra hinges. This translates to a rigid, reliable bicycle which will maintain its form for years to come. Made of aluminium, the FSIR is one of the lightest folding bicycles in the market weighing in at approximately 7 kg, 9.5 kg and 10.5 kg for Spin 2, 3 and 5 respectively. With quality CNC-machined crank, wheels and braking system, FSIR exemplifies a high-performance folding bicycle that makes a fast, agile and enjoyable riding experience for anyone.