| Armstrong 1 in. Drive Retaining Ring | by Danaher Tool Group Product# 00999105000P Selling for $6.99 Inner diameter of ring is 2 and hub diameter of socket is 2-1/8. Use with Armstrong product 22-024 thru 22-042, 22-228 thru 22-242, 22-424 thru 22-432, 22-954.... |