3M PT4RMB* Round Mounting Bracket,For PT4RD,PK2

Round Mounting Bracket, Fire Rating 3 hr, For Pipe Size Not Applicable, For Use On Floor Penetrations, Wall Penetrations, Includes Not Applicable, Includes Mounting Hardware Not Applicable, Outside Diameter 4 in, Overall Height 0.8 in, Overall Length 4 in, Overall Width 4 in, Product Type Mounting Bracket, Shape Not Applicable, Usage Location Commercial Construction Surfaces, Color Silver, Finish Galvanized, For Use With Mfr. No. PT4RD, Material Steel, Standards UL Listed, Package Quantity 2. This item has been restricted from sale in the following state (s): []