Lev-o-gage 9 (Percent Slope + Degrees Model) 44" wide) that displays a

44" wide) that displays a grade range of 1-to-1 through 6-to-1

The engraved and hand painted numerals and hashmarks are extremely durable in harsh conditions

(Grade-to-1 Model) is a large gauge (6

See below for more details and specifications

85" wide) that features a dual scale with a single glass tube

Lev-o-gage 9 (Percent Slope + Degrees Model) 44" wide) that displays aThe Lev o gage is a larger unit (5. 85" wide) that features a dual scale with a single glass tube. The scale displays a range of 11 to +11 angular degrees as well as 20% to +20% slope. The engraved and hand painted numerals and hashmarks are extremely durable in harsh conditions. 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