No matter the problem, get the kit that will have you covered. 

21 Tools (36 Pieces) 

Bicycle Repair Tool Kit comes with ...

• 8, 9, 10 mm & 15 mm open-end wrench
• 8"/7" drive 24 mm spanner
• Freewheel remover cassette tool
• Chain tool for Shimano HG/UG/IG chains (8, 9, 10 & 11-speed)
• Spoke wrench (forged 9–15G)
• Cable & housing cutter
• Chain checker
• Hex key set (7 pcs)
• MF freewheel tool
• Hub spanner, carbon steel 13/14/15/16 mm (2 pcs/set)
• Screwdriver
• Crank installation tool (material: nylon)
• T25 Hex key
• T30 Hex key
• Tyre repair kit
• 8 mm hex wrench with 1/2" adaptor
• Wrench for chain ring nut with 9/10 mm box wrench
• Chain whip wrench (for normal chain)
• 15 mm pedal wrench with 14/15 mm box wrench
• Bottom bracket tool (hollowtech II)
• Tyre levers (3 pcs)
• Cotterless crank tool (uses 14 mm wrench)