KIT PARK SK-4 HOME STARTER KITA great combination of tools to help a home mechanic clean, adjust, maintain, and do some basic repairs on their bike The SK 4 includes more than 15 genuine Park Tool products that can perform dozens of tasks, and includes a custom Park Tool toolbox with extra room for spare parts and more tools Kit includes: AWS 10 Fold Up Hex Wrench Set BBB 4 Big Blue Book of Bicycle Repair CC 3. 2 Chain Checker CN 10 Professional Cable and Housing Cutter CT 5 Mini