Bettomshin 2Pcs T8 Lamp Holder, Tombstone Single Head Lamp Socket for LED Fluorescent Tube Replacements Lampholder White - - Amazon.com
Othmro 10Pcs G13 Lamp Holder-T8 Single Lamp Holder G13-F41A Type Socket White PC Plastic T8 LED Fluorescent Tube Holder AC 500V 2A Light Tube Holder Replacements - - Amazon.com
uxcell 2Pcs T8/T12 Fluorescent Light Holder G13 Base Non-Shunted Tombstone Lamp Socket AC 500V 2A for LED Fluorescent Tube - - Amazon.com
Fluorescent Lamp Holder (Socket) #077-5214-01
20-Pack JACKYLED Screw Type T8 Lamp Holder with Wires UL Non-shunted Tombstone Light Socket for LED Fluorescent Tube Replacements - - Amazon.com
8x T8 Fluorescent & LED Tube Lamp Holder Socket Fittings 118cm Cables (G13 Base) | eBay
GE 2-Pack White Lamp holder in the Fluorescent Lighting Parts & Accessories department at Lowes.com
LH0492 Disconnect T8-T12 fluorescent lamp holder/socket with push fit or slide on mounting