<Li> Motocross bars--motocross and off - road motorcycles have tubular bars with a cross-brace to resist torsional twist . Such bars may also found on dual - sport, streetfighter, and supermoto bikes . </Li> <Li> Z - bar--any sharply angled handlebar with either long or short straight rise sections, which are sharply angled upward from the mounting points and again sharply angled to the handgrip and control area . </Li> <Li> "Ape - hangers"--found mainly on choppers, these are handlebars of such exaggerated height that the rider has to reach up to them, hence the name . Fitted for the sake of appearance rather than comfort or safety, they may cause numbness in the hands, but the use of throttle locks or cruise controls may help alleviate such symptoms . Some jurisdictions restrict the maximum height of ape - hangers for safety reasons . </Li> <Li> Buckhorn handlebars--a type of ape - hanger, but shorter and curved (thereby resembling a buck's horn). They are sometimes called "mini-apes" (miniature ape - hangers). </Li>

Where did the term ape hangers come from
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