Non-shunted Turn Type T8 Lamp Holder JACKYLED 50-Pack UL Socket Tombstone for LED Fluorescent Tube Replacements Medium Bi-pin Socket for Programmed Start Ballasts - Amazon.com
SHUNTED medium Bi-Pin snap in tombstone socket with Nut for T12 or T8 lights
2 Pcs of U-Shaped T8/T5/ T12 Fluorescent Lamp Holder Light Socket Plastic Lamps Holder Medium Bi-Pin Sockets Fit T8 / T12 LED Fluorescent Lamps (2PC U shape T8/T12) - Amazon.com
Fluorescent tall profile, medium bi-pin, slide on, non-shunted socket for 20gauge fixtures for T8 LED lamp conversions
LH0026 Linear fluorescent T8/T10/T12 medium bipin polycarbonate lamp holder/ socket
General 03249 - G13 Medium Bi Pin Fluorescent Lamp Holder Socket (STUCCHI 3249 LH0896) - Walmart.com