Centers: 3-3/4", Length: 5-3/8", Width: 13/16", Projection: 1"Centers: 5-1/16", Length: 6-5/8", Width: 13/16", Projection: 1"Centers: 6-5/16", Length: 7-7/8", Width: 13/16", Projection: 1"Centers: 7-9/16", Length: 9-1/8", Width: 13/16", Projection: 1"Centers: 10-1/4", Length: 11-13/16", Width: 13/16", Projection: 1"Centers: 14-3/16", Length: 15-3/4", Width: 13/16", Projection: 1"Centers: 18-1/8", Length: 19-11/16", Width: 13/16", Projection: 1"Centers: 37-13/16", Length: 39-3/8", Width: 13/16", Projection: 1"