Buying 10 pieces. (Hard to find original unused bases).
B9A McMurdo X4 Vintage Valve Base - NEW OLD STOCK - FIT Ecc83 Etc - SP139
B9A PCB MOUNT VALVE BASE SOCKET NOS X1PC
2pc British Made Electrothermal Spring Valve Retainer Suits all B9A Types (K4)
B9A UNDER CHASSIS MOUNTING PTFE VALVE BASE NOS X1PC
McMurdo Components Technical Catalogue Issue Four
McMurdo Components Issue Four Catalogue
