Todd's lightweight, durable boarding steps make access to your boat safe and convenient. A huge improvement over heavy and fragile fiberglass steps. You've seen them at every boat show because they are safe and reliable.64" X 3"Stainless steel castersOne handrailNon-skid treadOne set of mounting bracketsSelf-leveling treadsHigh polish oval tubingQuick release handrail (right or left use)Anodized, aluminum constructionQuick release flush mounting system: Type 316SS, centerline: 21 1/4" wide, 24" outside diameter