It's is a Ross but no model name on the bike.
Serial # RKG6F52162. Has a made in Taiwan sticker.
Shimano date codes are KB,KC,KD. BB spindle is 86C.
Brake Levers Shimano BR-AT50
Shifters Shimano SL-MT30
Seatpost 26.6 Chrome pin style
Crank Set Sugino VP 170 mm 48-38-28
Pedals VP-747
Front Derailleur Shimano FD-Z204
Rear Derailleur Shimano RD-L522
Freewheel Shimano MF-Z012
14-17-21-26-32
TIA