This Dual TK24 headshell with spring loaded conracts is also called Dual PT # 236-242 / 236242. Using this adaptor you can fix a modern 1/2" cartridge to most old Dual turntables.
The cartridge carrier will fit to the Dual turntables with the following model numbers:
461, 481, 491, 502, 504, 510, 521, 601, 604, 621, 701, 704, 721, 731, 1209, 1210, 1211, 1212, 1214, 1215, 1215 S, 1216, 1218, 1219, 1220, 1222, 1224, 1225, 1226, 1228, 1229, 1229 Q, 1234, 1234 A, 1235, 1236, 1237, 1239, 1241, 1242, 1245, 1246 und 1249.
The offered headshell can be used on models 714Q and 731Q only in conjunction with an additional weight and the long headcover.