摘要 |
A bike cantilever brake arm having a sleeve fixed to the brake arm through an axle bore provided at the bottom of the brake arm; a scroll section of the rod spring being inserted to a ring provided on one side of the sleeve and covered with a cap; a locking ring is provided on one side of the sleeve to receive insertion of a rubber ring from the opposite side of the adjustment base; a slot and a hooking section being provided on one end of the rubber ring to merely engage the locking ring of the sleeve; another end of the rubber ring extending a retaining edge to retain the adjustment base; and the brake arm, the cap, the rod spring and the adjustment base all being ex-factory made in one piece to keep them integral during transition and the subsequent assembly.
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