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
Diamant (German bicycle company) poor durability, in 1898 Diamant introduces a new double-roller chain, a design that was to become our modern worldwide standard, now in use on all sorts of machines, from bicycles to motors to industrial machinery. And in 1912, tests the market with a newly-developed the "Damenrad" (ladies' bicycle), a new bicycle frame design for ladies, with a top-tube curving down, allowing to step through, instead of over, the bike. The model is dubbed the "Topas". Sales and demand continued to grow, and production capacity needs to be expanded once again. in 1906 the company goes public to raise capital for