Schwinn S6 wheel set for 27” (ETRTO 630) tires. Front hub is 96mm OLD, rear is 120mm OLD. Rims are Schwinn tubular, chrome plated steel. Spokes are galvanized. Hubs are high flange alloy, French-made (Maillard?). Wheels are true and bearings all spin well. Outside (exposed with tires mounted) chrome shows well, inside has rust as shown. Includes Schwinn 5-speed freewheel and spoke guard. Set is from a 1970 Suburban, but will fit other models.