Replacement Kneeler Pads and Parts: They are available for both wood and metal framed kneelers. See specifications for kneeler pads. Standard pads for metal framed kneelers are 4 3/4” wide, but can be ordered wider as needed. The polyurethane foam is a 4 lb. density and designed for kneeling. See the charts for vinyl, naugahyde, and fabrics. For parts, see wood kneeler hardware and metal framed kneeler parts.