Misc. Replacement Parts: Cowl vents: small, medium and large, made to fit all Bertram boat models. Hull side vents: small 4 1/2 x 9 1/2. Large 5 1/2 x 13 5/8 to fit all Bertram yachts. Step box: your choice in fiberglass, teak or plastic in white or bleached. Cockpit tables: available with or without molded cup holders. We can custom make any size or shape. Search light bases Radar bases 31 Bertram engine boxes Steps: plastic, black or white. Any shape or size. Shipping cradles www.Glass-Tech.com