Patio-master-grill-replacement-parts, patio master grill replacement parts and accessories available at allpartsgrills.com. parts usa grills. 333 s hawley rd | milwaukee, wi 53214. ... patio master. view as grid list. sort by. set descending direction. 33 item(s) show. 10" x 18-3/16" steel wire rock grate. $17.70. add to cart. add to .... * patio master grill part orders over $35 shipped free to the usa (contiguous 48 states only). we ship grill parts worldwide via your choice of carrier (usps, ups, fedex). you pay only actual shipping charges, there are no hidden shipping or handling fees.