| 摘要 |
PURPOSE: A device for protecting inner connection pipe of a multiple stick for mounting climbing is provided, which makes more convenient use possible and can suppress noise. CONSTITUTION: A device for protecting inner connection pipe of a multiple stick for mounting climbing comprises an outside connection pipe(2) inserting the top into a pillar tube; an inner side connection pipe(6) controlling the length by being inserted into the outside connection pipe; a piece which prevents the inner side connection pipe from being separated from the outside connection pipe; an insert hole(101) which prevents fracture; and a stopper(111) which prevents the inner side connection pipe from being separated from the outside connection pipe.
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