The Middleby Marshall 58777 oven poly V-belt is a drive component used in designated commercial oven assemblies. Its ribbed profile engages with compatible pulleys to transfer rotational motion through the drive system. Belt dimensions and rib configuration must match the equipment requirements for proper installation and operation. When identifying this part, check the oven model, be... https://partsfe.com/58777-middleby-marshall-belt-gates-610j-61/1-58777.html