Rolling Tool Bag's rugged 8-Inch (203.2 mm) wheels provide high clearance to easily roll over rough terrain Tool bag has a hard top that allows for stacking materials on top Load tested up to 250-Pounds (113 kg) Twist-lock Klein LED Light (55437) or Wireless Speaker (AEPJS1) on front mount (items sold separately) Heavy-duty telescoping handle for easy maneuvering on the jobsite Exterior webbing and D-rings allow for bungee cord attachment and other add-ons Metal latches keep lid closed