CROSS TYPE; ALUMINUM MATERIAL; 4-1/2 INCH; B22/B24 CHANNEL USED ON; 1-5/8 INCH CHANNEL WIDTH; UL APPLICABLE STANDARD; CAST PROCESS; 4 HOLE(S); 9/16 INCH DIA HOLE SIZE; 1-5/8 INCH CHANNEL DEPTH; 0.105 INCH, 0.08 INCH CHANNEL THICKNESS