#1	Sturdy Aluminum Material Metal does not be warpedmelted due to heatReplace the plastic rings that came with the light fixturethe aluminum construction provides extra durability
#2	COMMON SIZE 112 inches39MM inside diameter2 inches50MM outside diameterWork on 214 inches glass shade and more light fixtures
#3	WIDE APPLICATION Use with medium base threaded sockets to secure glass lamp shadeswork on the light fixture over the mirrorvanity lights or lamps in the bathroominstall new glass sconce coversfix chandelierreplace the original plastic keeperold ring ect
#4	EASY INSTALLATION screw on and hold the shade at the same timethen job down Replace or create a new lamp shade easily without additional tools
#5	REMINDERCHECK DIAMETER OF EXISTING THREADED SOCKET before buyingThe screw rings ONLY WORK ON threaded socket 112 inches39MMIf you have smaller threaded socket 138 inches34MMselect our black shade rings ASINB08DXQ999V