Shimano 105 Golden Arrow #A105 #H105 #S105 #S125 group set from 1982/85/86 selle-san-marco Shimano 600 EX #RD-6200 Arabesque

Shimano 600 EX #RD-6200 Arabesque 6-speed friction short cage rear dereilleur

Shimano 600 AX #BL-6300

see pictures

There is no production stamp and an elevated bottom bracket hole

Shimano 105 Golden Arrow #A105 #H105 #S105 #S125 group set from 1982/85/86 selle-san-marco Shimano 600 EX #RD-6200 ArabesqueCrankset Kurbelgarnitur : Shimano 105 Golden Arrow #FC S125, 130mm BCD, 170mm, Shimano 42 52 tooth, 1982 Rear Derraileur Schaltwerk : Shimano 105 Golden Arrow #RD A105, friction, 1986 Front Derailleur Umwerfer : Shimano 105 Golden Arrow #FD A105, clamp on (28,6mm), 1986 Shifters Schalthebel : Shimano 105 Golden Arrow #SL A105, friction, 1980s Brake levers Bremshebel : Shimano 105 Golden Arrow #BL H105, 1982 Brake calipers Bremsen : Shimano 105 Golden