Barnett Multi Tool Rope Cocking Device. Reduces draw weight by 50%! And makes cocking any crossbow easy. The easily adjustable design works with any crossbow on the market and the soft-touch handles make working with this Device more comfortable. Includes 4 hex keys (3mm, 3/32, 5/32, and 3/16) for use on all Barnett Crossbows and most others. Act Now! Barnett Multi Tool Rope Cocking Device