Rubber stair treads Type 170** Safety Tread Heavy Duty Smooth Flush Carborundum Strip Distinct Designs Amargosa Collection Oakmont Construction Engineered Walnut American Plank Plus Collection Oakmont Construction Engineered Walnut Hardwood Species Walnut Color Colonial Texture Hand sculpted Finish Aluminum Oxide Finish Edge Micro beveled edge micro beveled end Janka Rating 1010 Origin USA Width 5" Length Random board lengths up to six feet Thickness 1 2" Finish Warranty 50 year warranty Wear Layer Thickness 2 The modern approach to rustic is exemplified through the wire brushed This collection also offers ribbed inserts 72" Nose Square Pcs