The Lev-o-gage™ Sr. (Grade-to-1 Model) is a large gauge (6.44" wide) that displays a grade range of 1-to-1 through 6-to-1. It features a high-visibility Saturn Yellow tube assembly with special damping fluid that works down to -40 degrees F/-40 degrees C. Fully-enclosed housing protects glass tube assembly. Pressure-sensitive adhesive foam tape is included on the back for easy mounting.
MADE IN THE USA!
See below for more details and specifications.