5/8" OD, 4 inches LONG. 3/16 KEYWAY THE FULL LENGTH, BOTH ENDS TAPPED 1/4-20. THESE ARE MADE BY ME OUT OF 1018 STEEL. IF YOU NEED A CHANGE IN THEM AS FAR AS OD, LENGTH, THREADS, ETC JUST MESSAGE ME.

DUE TO THE PERFORMANCE OF THE MAIL LATELY IF YOU WOULD LIKE TO HAVE DELIVERY UPGRADED TO PRIORITY MAIL PLEASE MESSAGE ME BEFORE PURCHASE, COST WILL BE A FEW DOLLARS EXTRA BUT I CAN CHANGE IT.