You just need an adjustable spanner or a 5/8 or 16mm spanner, then remove the bolt in the crank arm. The tool can be used with either a 24mm socket, wrench or an adjustable spanner. 【3-in-1 Cassette Remover Wrench】Our 3-in-1 functionality Chain whip sprocket wrench, hook style lock ring tool, and bottom bracket assembly tool three in one, it can be used to fix the dental plate of the bicycle, install and remove the bottom bracket and cassette of the bicycle.
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