Sealey bicycle tools sets and kits sealey bc220 this 15 piece tool kit from sealey is a comprehensive range of tools suitable for general maintenance and cleaning contains universal and manufacturer specific tools most of the tools you will need in one kit supplied in carry case contents cassette cleaner chain cleaning brush chain rivet extractor hex keys 15 2 25 3 4 5 6 8mm 2pc hub cone spanners 13 14 15 16mm pedal spanner 15mm with 14 15mm sockets shimano bb tool