Raleigh Chopper rear wheel, featuring a red line around the sidewall. In 1969 the Raleigh Chopper was launched in the UK market this was a triple launch for Raleigh, with the Chopper branded as THE HoT oNE, alongside the Moulton Mk3 (The Smooth One), and the RSW Mk3 (The Dolly One). The Chopper bike was sold as a "must have" item and signifier of "coolness" for many children at the time. The Mk 2 ("Mark 2") Chopper was an improved version sold from 1972. It had the rarely-purchased option of five-speed derailleur gears, and the gear lever shifter changed from a knob
Bicycle map quickly supplanted most travel by bicycle and bike maps, like the bicycle itself largely stagnated for several decades. The 1970s bike boom led to the creation once again of cycling maps for the general public, but in the meantime, the nature of most cycling trips had shifted rather dramatically as cities were being reorganized around cars. Many maps of this period emphasised the recreational dimension of cycling, highlighting recreational routes and a limited range of off-street trails. Today, many cities or local advocacy groups produce bicycle maps. Often this still takes the form of a full-size paper map, but increasingly,