Boston TE-model input cup, with angled screwholes, 3/8" 32 thread, 22mm diameter, chrome
Boston TE-model input cup, with angled screwholes, 3/8" 32 thread, 22mm diameter, nickel
Boston TE-model input cup, with angled screwholes, 3/8" 32 thread, 22mm diameter, gold
Boston TE-model input cup, with angled screwholes, 3/8" 32 thread, 22mm diameter, unplated