Campagnolo designs, produces and distributes top-end components for racing bikes to give absolute results.Tradition, technological development and design are all aspects that make the world of Campagnolo stand out from every aspect. While frames might represent the beauty of a bike, much like the body of the car, the movement is where the magic happens and nobody knows movement better than Campagnolo.Alloy 151 PCD rings: regd 908786 Year of manufacture is marked on the cranks and rings, usually below the sword (only exception the alloy rings and adaptor).This is usually on the inside of the ring and inside of crank near the cotter pin. Rings driven by bosses on ring not chainring bolts, better design than Chater-Lea. With the introduction of the C45 a larger splined hexagonal sleeve fitting was introduced .
Part of the Williams factory in Smethwick, Birmingham still stands today but is derelict.By producing finely crafted hard goods, Campagnolo is able to make fast frames faster and with a new comprehensive l... "Williams the conquerors of transmission troubles" (long running strap line to advertisements, a pun on William the Conqueror) B 5 pin BCSA type rings D for tandem as prefix of double chainring as suffix e.g. with the sword trademark in the middle and/or stamped Williams (on cranks).Kids - kids can, of course, ride smaller adult bikes.Many bike models cater especially to kids, however, or to the inner child of adults.