Medline Industries" mission is to provide quality medical products with superior value to healthcare providers and end users, improving patient care and the quality of peoples" lives, Rear brake attachments provide safe gradual rear leg braking action and smooth forward movement when used with front wheel attachments, Brake firmly engages THE rubber On THE floor when weight is placed On THE walker, Easy rolling wheel brakes, Wheel brakes, 1"" dia, 1 Pair, SKU: MDLN7413