Features: Fit for any for shimano or other brand splined bottom bracket Suitable for any 20 teeth splined type bottom bracket -generally the type used for any bike with a suntour, for shimano chainset The tool can be used with either a 24mm socket, wrench or an adjustable spanner Package Included: 1x Bottom Bracket Remover To remove multiple-freewheels and other tower wheels of mountain bikes and road bikes Color: black Material: carbon steel Size: about 28 x 27 x 27 mm Inner diameter: about 19.6 mm Teeth: 12 teeth Shape: 6-pin screw shaped