GE 30" Gas Cooktop with 4 Burners - Stainless Steel

Selling this GE 30-inch gas cooktop. It's got four burners and the stainless steel finish. The grates are heavy duty cast iron. Was installed as as part of a remodel then customer changed mind and went with a 5 grate model instead still has original box. some scuffs from grates (see pictures) otherwise in great working condition.