Supports ceiling fans (up to 70 lbs.) and fixtures (up to 210 lbs.) For New Construction or Remodel - mounts to either side of joist Includes ½" KO (2), integral clamp (2), cover & mounting hardware 4 in. hole saw installation Energy efficient round design Two (2) 1/2 in. knockouts for conduit or NM cable Two (2) integral clamps to secure wire entry One (1) plastic cover to protect wiring after install Can be installed on standard or wider joist configurations, where a saddle mount box will not fit Compatible with most fans and fixtures Includes mounting hardware and easy to follow instructions