Aluminum Pulley Bracket Set
Aluminum pulley bracket set comes with the 4″ aluminum pulley/sheave, stainless steel pulley bolt and aluminum pulley bracket, otherwise known as the housing. Made from 6061-T6 Aluminum, no-weld construction. Two mounting holes on either side of the sheave housing.
Different bottom I-beam sizes need different bracket sizes, please measure your bottom I-beams before purchase, brackets cannot be installed on galvanized bottom I-beams.