For mounting cutouts, arresters or terminations. Strong torsion-resistant mount to receive 6 pieces of equipment. Mounts on wood poles with 5/8” thru-bolt and 3 lag screws (not furnished). Each mounting position of Model R3CA tested, without braces to 250 pounds with a safety factor of 2. Braces offer extra strength and rigidity to assist lineman in opening and closing cutouts. Grounding device supplied.