Raco Round Ceiling Box, 6 Knockouts, 0 Gangs, 22.3 cu-in, Steel, Gray, 6-3/4 in Width, 2-1/8 in Depth, 4.4 in Height, Ceiling Mounting

Raco Fan Box, Cable Entry: Knockout, Number of Knockouts: 5, Number of Gangs: 1, Cubic Capacity: 22.4 cu-in, Round, Steel, Pre-Galvanized, Gray, 4 in W, 2-1/8 in D, 4 in H, Ceiling Mounting

Raco Concrete Ring, Welded, 2 Knockouts, Steel, Gray, 4 in Length, 4.96 in Width, 4.21 in Height

Raco Box Remodeling Kit, 2 Knockouts, 0 Gangs, Steel, 1-1/2 in Depth, Ceiling Mounting

Raco Fan Box, Cable Entry: 1/2 in Knockout, Number of Knockouts: 2, Cubic Capacity: 22.4 cu-in, Steel, 14 in W, 2-4/5 in D, 4-3/4 in H, Ceiling Mounting, Suitable for: For Old Work Ceiling Fans or Lighting Fixtures, Includes: Mounting Hardware