Total Lock Casters in stock ready for shippment May 25, 2009 Total Locking / Supreme Locking casters simultaneously lock the swivel and the wheel making the unit stationary. These casters are offered with various top plate and stem configurations. These 1-1/4" wide casters range from 175 lbs. - 350 lbs. capacity. If you are looking for a 2" wide casters check out our "DT Series" casters. They are available in 4", 5", 6" and 8x2".