Kit includes: - Chain Pliers: Allows you to take a chain apart - Chain Tool: Allows you to remove/add pins to the chain - Master Link and Extra Chain Section - Pedal Wrench: Remove/Tighten Pedals - Multi-Tool: Includes metric Allen/Hex set and screwdriver set (flat, phillips, allen) - Bike Pump: Recommended 15-20 psi - Tire Patch Kit: Rubber Cement, Rubber Patches (x9), Tire Irons, Tire Buffer Notes: - Bakcou also highly recommends purchasing a rear derailleur hanger specific to your bike to add to your Trailside Repair Kit. Purchase a derailleur hanger HERE.