This is the GrimRacer L38x55 Lifter Metal Boat Propeller from AquaCraft.

FEATURES: Constructed of high quality Copper-Beryllium-Titanium material that
            is rigid but not brittle and can be sanded and shaped with less
            effort than Stainless Steel props
          Copper-Beryllium-Titanium material stays sharper longer and is less
            prone to dulling and chipping
          True center bore hub with raised letters and numbering for easy
            identification
          Tumbled to remove any excess cast flashing

INCLUDES: GrimRacer L38x55 2-Blade High Lift Metal Boat Propeller

REQUIRES: Installing on propeller shaft

SPECS:    Diameter: 38mm
          Pitch:    55mm
          Bore:    3/16"

COMMENTS: CAUTION: Wear eye protection when tuning and working on metal
            boat propellers.
          Wear a respirator when filing or sanding these propellers. The dust
            produced is hazardous to your respiratory health.

                                                                    jxs 5/04/07
                                                                         ir/jxs