ITEM NAME:1x Bicycle Bike Steel Crank Extractor+Bottom Bracket Remover Repair Tool Kit Description Features: 100% brand new and high quality. Necessary tool for outdoor cycling. Crank extractor is used to remove crank arms. Bottom bracket tool is used to disassemble bottom bracket. All of these tools are practical and easy to use. Specifications: Material: Metal+Plastic Color: Black+Silver Crank Extractor Size: 8*2*2cm Bottom Bracket Remover Size: 5*3*3cm Package Include: 1* Crank Extractor 1* Bottom Bracket Remover Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement..Crank extractor is used to remove crank arms. Crank Extractor Size: 8 2 2cm. 1 Crank Extractor. Bottom Bracket Remover Size: 5 3 3cm. 1 Bottom Bracket Remover. Bottom bracket tool is used to disassemble bottom bracket.