Small Bayonet SBC B15 Light Bulb Adaptor Lamp Socket Base Converter Holder | eBay
Multicomp - SCB-72 - 4-081 - Lamps & Lights. BA15S Lamp Socket / Holder for Single Pin Bayonet Candelabra.
E-Simpo B22 to E26 E27 Light Socket Adapter, UK AU India Bayonet Lamp Base to Edison Screw E26 E27 Bulb Holder Converter Adapter CE Rohs (4) - - Amazon.com
T5 1/2 Dual-Contact Bayonet Based LED
LH0455 BA15d double contact bayonet base lamp holder/socket to E26/E27 medium base lamp holder/socket adapter
Unfinished Brass European Bayonet B22 Base Solid Brass Lamp Socket with 1/8ips. Threaded Cap
Lamp Base BA21s, Single Contact, 21mm Diameter, 3 Bayonet Pins