A great tool for Land Surveyors, Gammon Reels are an aid to set up with a quick and accurate plumb. Slip the Gammon Reel into your palm and draw the string to a desired length and stop with finger pressure which will hold the length for you and is easily adjustable during your next tripod setup.

Features:

• Designed for use in the construction field and comes with 12 feet of fluorescent red plumb line.
• Allowing for simple and fast plumb bob set-up and adjustment.
• 12 foot plumb line is quickly retracted eliminating tangled, broken and muddy string and reducing neck burns and other plumb line accidents.
• The fluorescent red Myler protected target also serves as a sight.
• White/Red Target.