This is the ElectriFly by Great Planes 1¾" Transparent Red Spinner.

FEATURES: Great upgrade for Great Planes E-Performance series ARFs
          Lightweight aluminum backplate with stepped adapter hole for easier
            more accurate reaming
          Drilled for 3/16" (5mm) shaft with drill guides for 1/4" (6mm) shaft
          One year limited warranty

INCLUDES: Spinner, backplate and two phillips head screws
          Instructions inside header card

REQUIRES: Installing on motor shaft

SPECS:    Length from Backplate to tip of Spinner: 1.8" (45mm)
          Diameter: 1¾" (44mm)
          Weight: .53oz (15g)

COMMENTS: Also available in Transparent Black GPMQ4708, and Transparent Blue
            GPMQ4710

                                                                    jxs 4/13/07
                                                                         ir/jxs