1″ x 36″ Steel Live Rear Axle with Lock Nuts included. Full-length 1/4″ Keyway. Approximately 2″ of threading on each end. Thread Size: 1-14. Material: 1040 Steel. Length: 36″. OD (Outside Diameter): 1″. Perfect for go karts and drift trikes. Will also work on many custom projects! Purchase is for Axle and (2) Axle Lock Nuts.