Centers: 3 3/4", Length: 7 5/16", Width: 1/2", Projection: 1 3/16"Centers: 5 1/16", Length: 8 9/16", Width: 1/2", Projection: 1 3/16"Centers: 6 5/16", Length: 9 13/16", Width: 1/2", Projection: 1 3/16"Centers: 7 9/16", Length: 11 1/16", Width: 1/2", Projection: 1 3/16"Centers: 8 13/16", Length: 12 1/4", Width: 1/2", Projection: 1 3/16"Centers: 12", Length: 15 1/2", Width: 1/2", Projection: 1 3/16"Centers: 5 1/16"Length: 8 9/16"Width: 1/2"Base: 2" x 1/2"Projection: 1.1875"Screw: 2 each (M4-25, Solid 1" & M4-45, breakoff 1 3/4")