A lightweight and compact tool with a fold away screwdriver and hex wrenches perfect for taking on every ride unique park i beam technology is strong compact and lightweight the i beam creates a structure to mount all the tools onto 3 4 5 6 and 8 mm hex wrenches cover most fixings on a bike including many crank bolts a straight blade screwdriver is useful for adjusting screws on brake and gear components all tools fold into the i beam to create a neat regular shape that will slip