... Die casting,Heatsink,PC cover,Screws,Buckle and Spring 2013 Supply Aluminum 3'' 4'' 5'' 6'' 8'' LED Downlight housing Specifications: ... cover,Screws,Buckle and SpringUsageIndoor use 2013 Supply Aluminum 3'' 4'' 5'' 6'' 8'' LED Downlight housingShapeRoundTrade terms:1. Delivery ... include: Die casting,Heatsink,PC cover,Screws,Buckle and Spring.Application:Applicable to home ,high-grade counters,hotals, ...