Copper-free aluminum and stainless steel screws provide increased corrosion-resistance|Precision cast and machined surfaces permit safer wire pulling|High quality replaceable porcelain socket with high temperature leads result in a long lasting fixtures|Fully threaded glass globes prevent cross threading, assuring a tight seal|Five mounting configurations|Colored, heat-resistant and shatterproof LEXAN globe|Compatible with incandescent and most self ballasted compact fluorescent bulbs|1/2 in hub|100 W maximum