| 摘要 |
A chain adjuster for bicycles includes a body having one of two sides thereof a dovetail groove and a hole defined laterally therethrough for an axle of rear hub extending therethrough, a tubular member extending laterally therefrom, a first block slidably received in the dovetail groove, a second block fixedly connected to one of two ends of the body and an adjusting bolt threadedly extending through the second block to contact the first block. The first block is pushed by the adjusting bolt to push the bicycle's rear fork tip so as to adjust a tension of the chain.
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