SINGLE PHASE BRACKET ALUMA-FORM A single position bracket for thru-bolt mounting on wood poles. For distribution cutouts, arrestors and potheads. 5/8" thru-bolt recommended for installation. 5" high back plate is drilled to receive 1/2" lag screw. Two brackets may be mounted back-to-back on same thru-bolt. #4 solid aluminum pigtail provided for ground connection. Pkg. Qty.: 1, Wt., Lbs.: 2.5