Heavy duty padded turnstile arm cover safety sleeves help to prevent injury and make turnstiles more comfortable to use. Made for indoor or outdoor use. Allows for comfortable use of turnstiles in hot or cold conditions. Easy installation. Alvarado turnstile heel & arm covers, safety sleeves, fits Alvarado MST & MSTT turnstiles, QTY 3, Gray. Dimensions: 1 3/4”, 23 3/4”.