Everything You Need to Build Your Bike! The Kent Bicycle Assembly Toolkit includes the essential tools needed for bicycle assembly and basic adjustments. Designed with durable steel construction and extended-length hex wrenches for improved leverage, this compact kit makes it easier to achieve proper torque and a secure assembly. INCLUDES: 8mm to 17mm Multi-Wrench 120mm 6mm Hex Wrench with Phillips Head 120mm 4/5mm Hex Wrench