SeaLux Stainless Steel Pop-N-Lock Boarding 3-Step Undermount Sliding Marine Boat Telescoping Swim Ladder Constructed of stainless steel, this ladder is used for quick and easy storage. Features a red push-to-release button. Three Step Under Platform Telescoping Swim Ladder, 34" 16" Length, 12" Width . The convenience of smooth telescoping action combined with the stability of a sliding under-platform bracket. All models feature stainless-steel construction and hardware with steps covered in long-lasting molded plastic. RED button is available with Pop-N-Lock for additional security. Weight Capacity 400 lbs.