(!!!!) (RARE SINGLE) 300A Western Electric Engraved Base circa 1933 (60ma @ 300Vplate) (payment via wire transfer)
(!!) (BEST VALUE) 300M AVVT mesh-plate (Alesa Vaic Czech Republic) like new with data sheet and original box (not a sub for 300B) (300Vplate MAX)
4 pin ceramic chassis mount sockets for 2A3, 300B, 45, 50, 811A (UX-4 base) (0 in stock)
4 pin ceramic chassis mount sockets with gold plated terminals for 2A3, 300B, 45, 50, 811A (UX-4 base) (0 in stock)
4-Pin EF Johnson (122-224-1) ceramic wafer socket NOS (UX-4) (6 in stock) (300B, 10Y, 2A3, 45, 50, 26)