MBA-433 Features: -Toilet seat frame.-Anodized non corrosive one inch aluminum tubing.-Aluminum bracket is easy to attach to toilet.-Armrests for extra support and security.-Arms are removable and fold back for cleaning and transfers.-Weight capacity: 250 lbs. Assembly Instructions: -Assembly required. Dimensions: -Overall dimensions: 29.5" H x 0" W x Arm to Arm 17 - 21" D. Anodized non-corrosive one-inch aluminum tubing. Aluminum bracket is easy to attach. Armrests for extra support and security. Arms are removable and fold back for cleaning and transfers