BA9s Bayonet Lamp Holder Bulb Socket, 1-1/8" Bracket for Bally Gottlieb (Qty: 5) - Amazon.com
SCB-275 - Multicomp Pro - Lamp Holder, BA15s, 75 W
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
B22 Bulb Cord Grip Lamp holder Light Bulb Fitting for Bayonet Mount Holder UK | eBay
LH0707 Leviton 905-72808 BA15s single contact bayonet low voltage lamp holder with 5" inch leads
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1pcs B22 to B15 Lamp Holder LED Bulb Bayonet Socket Bases White Fireproof Lamp Holder Converters - AliExpress
E27 To B22 Conversion Lamp Holder Screw To Bayonet Lamp Holder P3Q5 R3Q9 E9T3 - Walmart.com
LH0378 BA15d double contact bayonet lamp holder/socket with two hole flange mounting and 12" leads