CLUSTER MOUNT BRACKET JOSLYN Supports 3 KVA - 50 KVA. Furnished with six each 5/8" x 1 3/4" machine bolts with nuts and split lock washers for mounting three single phase transformers with EEI-NEMA Class "A" mounting lugs. 1 1/4" hole in back plate for hoisting assembly. Bracket is mounted to pole with two 3/4" through bolts. Ctn. Qty.: 1, Wt., Lbs.: 37.5