Rare 1968 Sparta 8-80 demountable bicycle with Duomatic 2 speed hub gears - Folding Bikes 4U bike-parts The mid-frame hinge allows for

The mid-frame hinge allows for rapid collapse without complex tools

supporting riders with limited storage space or complex commuting requirements

The electrical system integrates seamlessly with the frame's geometry

supporting rider comfort across varied urban surfaces

Rare 1968 Sparta 8-80 demountable bicycle with Duomatic 2 speed hub gears - Folding Bikes 4U bike-parts The mid-frame hinge allows forThe 1968 Sparta 8 80 represents a classic folding bicycle design featuring a unique Duomatic 2 speed hub gear system. This vintage folding bike exemplifies mid 20th century compact bicycle engineering, with a demountable frame configuration typical of urban transport solutions from that era. Design and Construction Manufactured by Sparta in 1968, this folding bicycle utilises a distinctive frame geometry that prioritises compact storage and