This is the Great Planes C.G. Machine Precision Aircraft Balancer.
        **Not designed for use with planes under 2 lbs flying weight**

FEATURES: Accurately balances your plane and set the center of
            gravity for maximum flight performance
          Works for all types of airplanes that weight between 2 - 40lbs
            (0.91 - 18.144kg) flying weight
          Level vial for accuracy

INCLUDES: Two Base black plastic (NYLON141)
          Two Socket caps black plastic (NYLON138)
          Two Rule holder black plastic (NYLON139)
          Two Rule end cap black plastic (NYLON140)
          One Level vial (LEVEL01)
          One 1/2" x 3" clear plastic strip (LEVEL02)
          Two Leading edge pointers (.074" x 2 1/2" wire) (WBNT262)
          Two 2-56 threaded ball stud (SCRW072)

          One 1"x1" double sided tape (FTAP001)
          Two 1" self-stick round foam pad (FOAM002)
          Two #4 x 3/8" sheet metal screw (SCRW043)
          One Rule set (left and right, clear plastic NYLON142)
          Two 1/4" x 16" upright metal rod (ROD003)
          Two 3/16" x12" base metal rod (WIRES07)
          One C.G. Machine sticker (STKER46)
          One instructions (BALP01)

REQUIRES: Medium or thick CA glue, hobby knife, phillips screwdriver,
            small metal file, threadlocking compound, 600 & 220
            grit sandpaper, small 90 degree triangle, tissue or
            paper towel and rubbing alcohol or glass cleaner

COMMENTS: Available accessories to balance the airplane:
            GPMQ4485 Stick-on lead weights
            GPMQ4640 1/4-28 Brass spinner nut 2.5 ounce
            GPMQ4645 1 ounce spinner weight
            GPMQ4646 2 ounce spinner weight
          If the holes are slightly large around the rods, simply pinch them
            tight around the rods with a pair of pliers. (per R&D, AMC)