Axcel Achieve XP Metal Sight Tape Scale #3 and #4 Black/White. Features easy to use and read sight scale and 2 sides to each scale giving you adjustability for speed. Specifications for Axcel Achieve XP Metal Sight Tape: Manufacturer: Axcel Color: White Black Features of Axcel Achieve XP Metal Sight Tape: Graduated sight tape screws onto the sight 2 sides to each scale Easy to use and read sight scale Package Contents: Axcel Achieve XP Metal Sight Tape Axcel ACXP-MST3-4: Achieve XP Metal Sight Tape Scale #3 and #4 Black/White