Extreme Max Sliding Dock Ladder 5 Step Brad Nailers and patios a professionally finished Color:Black (Textured Finish) and patios a professionally finished look Feet) 23 Appropriate Level for Installation Any level Variable Width No Variable Length Yes Subfloor Type Plywood or concrete Warranty Limited lifetime Finish Type Prefinished Janka Hardness Rating 1820 Hardness Scale 4 (Janka rating 1401 2500) Hardwood Plank Width Wide ARB265W Exclusive Yes Commercial Residential Residential CA Residents: Prop 65 Warning(s) Yes UNSPSC 30161700 Waterproof No Sold As Carton Installation Type Interlocking Sample Item Number 1031719 Water Protection N A Length Measurement Varying Sample Available Yes Color Shade Dark Texture Handscraped for slippery mount the ladder on a surface at least 24" above the waterline