Two-wheeled motor vehicles, bicycles, and their parts and fittings, including: hubs, internal gear hubs, bicycle dynamos hub, hub quick release levers, gear release levers, gear shift levers, front derailleurs, rear derailleurs, chain guides, freewheels, sprockets, pulleys, chains, chain deflectors, shift cables, cranks, crank sets, chain wheels, pedals, toe clips, brake levers, front brakes, rear brakes, brake cables, brake shoes, rims, wheels, spokes, spoke clips, bottom brackets, seat pillars, seat pillar quick release, head parts for frame-fork assembly, suspensions, handlebars, handlebar stems, grips for handlebars, saddles, derailleurs controlled by computer, wheel bags for bicycles, direction indicators for bicycles