| 摘要 |
A bicycle handlebar is provided that has a center portion, a first end portion and a second end portion. The first end portion is located on a first lateral side of the center portion. The second end portion is located on a second lateral side of the center portion. The center portion, the first end portion and the second end portion are formed together as a one-piece, unitary tubular member. At least one the center portion, the first end portion and the second end portion includes a tubular attachment portion having an exterior cross sectional surface with at least one flat alignment surface. The flat alignment surface facilitates in mounting components and/or accessories, such as hand grips, shifters, brake levers, mirrors, displays, etc., to the handlebar.
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