lockring
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Lockring — For the Bronze Age jewellery, see lock ring. A lock ring is a threaded washer used to prevent components from becoming loose during rotation. They are found on an adjustable bottom bracket and a track hub of a bicycle. Lokring is another form of… … Wikipedia
lockring — [1] The notched ring that fits on the left side of a bottom bracket of a bicycle and prevents the adjustable cup from turning. [2] A metal ring which snaps into the rim gutter, holding the side ring in place … Dictionary of automotive terms
lockring — noun washer that prevents a nut from loosening • Syn: ↑lock ring, ↑lock washer • Hypernyms: ↑washer … Useful english dictionary
Flip-flop hub — Flip flop hubs, also called double sided hubs, are rear bicycle hubs that are threaded to accept cogs and/or freewheels on both sides. There are several different types of flip flop hubs available for different applications. Their main purpose is … Wikipedia
Fixed-gear bicycle — A fixed gear bicycle or fixed wheel bicycle, is a bicycle without the ability to coast. The sprocket is screwed directly on to the hub and there is no freewheel mechanism. A reverse thread lockring is usually fitted to prevent the sprocket from… … Wikipedia
Bicycle brake systems — are used to slow down, or brake a bicycle. There have been various types through history, and several are still in use today.HistoryEarly bicycles such as the high wheeled penny farthing bikes were fitted with spoon brakes. As they were fixed… … Wikipedia
MG 15 machine gun — Infobox Weapon name= MG 15 machine gun caption= MG 15 in left beam mounting inside a Ju 52, and above it storage brackets for 12 MG 15 magazines, with one magazine mounted. origin=flagcountry|Nazi Germany type= GPMG is ranged=yes service= used by … Wikipedia
Bicycle brake — Animation of a single pivot side pull calliper brake for the rear wheel of a steel framed road bike. A bicycle brake is used to slow down or stop a bicycle. There have been various types of brake used throughout history, and several are still in… … Wikipedia
Freehub — A freehub is an axle assembly, used notably for the rear axle of bicycles. Freehubs incorporate a ratcheting mechanism. Separately, a set of sprockets (called a cassette ) are mounted onto a splined shaft on the freehub. In contrast, a freewheel… … Wikipedia
List of bicycle parts — This is a list of bicycle parts.*Axle *Ball bearing *Bar ends extensions at the end of straight handlebars to allow for multiple hand possitions. *Basket cargo carrier *Bottle cage a holder for a water bottle *Bottom bracket The bearing system… … Wikipedia
