500K/250K ohm stacked concentric pot, CTS, with nut, lock and dress washer.
Metal Knobs for Concentric CTS & Fender Pots - 4 finishes - Allparts USA
Allparts EP-0886 CTS 500K Solid Shaft Audio Pot - Single Item
Allparts EP-5485 CTS 250K Mini Split Audio Pot - Single Item
Allparts EP-5486 CTS 500K Mini Split Audio Pot - Single Item
Allparts EP-4386 CTS 500K Vintage-style Split Audio Pot - Single Item
Allparts EP-0086 CTS 500K Split Shaft Audio Pot - Single Item, Left-handed
