The Lock-In Job Caddy expands your work surface and customizes your ladder top. Compatible with all Werner ladders with LOCKTOP®, the job caddy holds large or odd shaped items like fluorescent bulbs, pipes, wire, or ceiling fan blades. There are 4 storage compartments to keep small parts separated. Additional holders for screwdrivers, pliers, putty knives, and towels included. End hook is built in for increased convenience. There is also an integrated Lock-In System® socket for adding more Lock-In accessories such as the Paint Cup, ToolLasso® or Utility Hook.