BA15d Socket for Double-Contact Bayonet BulbsProduct Details:Replacement Double Contact Bayonet Lamp SocketTwo Brass Contacts Mounted On A Ceramic-Insulating DiscPTFEWire Leads: 6 Inch LengthBase Fits Candelabra Style Bulbs With ~ 21/32″ O.D.Zinc Plated Non-Grounded ShellMounting Bracket with Oval Hole 3/8″ Long + 5/32″ Diameter HoleMounting Bracket Dimensions: 5/8″ (W) x 1.625″ (L)UNKBA15d