I just got this beautiful 1980's Schwinn Le tour. He has shimano Altus LT derailleurs and head post shifters. The best part is I got him for only $40 bucks. Next part
NEW Shimano Altus-LT #SL-AT22 clamp-on gear levers from the 1970s NOS – Velosaloon.com
Vintage 1980s Shimano Altus LT Road Bike Derailleurs & Shift Levers GREAT LOOK | SidelineSwap
Early 80s Shimano Altus LT - Bike Forums
Vintage Shimano Altus LT Front Derailleur 28.6 mm Clamp On Bottom Pull Road Bike | eBay