Upgraded Bed Assist Rails for Seniors - With double rows of staggered hole design, the handles on both sides of the bed assist rails can be adjusted in 3 levels of 6 holes, each spaced 2 inches apart, allowing the bed assist rails to be adjusted from 28.74 inches to 40.55 inches. This allows the user to find the ideal width to prevent accidental falls, providing seniors with the protection they need to rest easy and ensure maximum stability. Flexible Height Adjustment - Bed frame to floor height clearance adjustment ranges from 13.39 inches to 20.87 inches and is adjustable to fit the height of the bed, mounted on the left and right sides of the bed. Fits most conventional and platform beds, including king, queen, full, and small beds. Strong Stainless Steel Frame - Supportive feet are designed to spread the weight of the senior safety bed rails across the floor, comfortable handrails provide stability, and an extra-strong 400 lb. Weight capacity.