| Armstrong 3/4-in Drive Retaining Ring | Product# 00999114000P Selling for $6.99 Inner diameter of ring is 1-3/4. Hub diameter of the socket is 1-7/8-in. Use with Armstrong Product 21-052 thru 21-064, 21-256 through 21-264, 48-041 thru 48-050, 48-726, 21-725... |