B4 Bracket, for the North America market LED downlights using

Materials:galvanized sheet, materials thickness: 0.8mm

Cut-out size(inch) options:Φ3”, Φ3-3/8”, Φ3-7/8”, Φ4-1/4”, Φ5”, 
Φ5-3/4”, Φ6-1/8”, Φ6-5/8”,3”*3” (Square),4-1/4”*4-1/4”(Square)

Housing color: silver,perfect compatible with our LED downlight.

5 years warranty, ETL certification