A very popular Dual Scale Clinometer for many types of uses. Measure pitch & roll, incline and slope. With two scales, one +/- 45° and a fine scale of +/- 5°. Made of ABS plastic with easy to read markings. Measures 100 x 81mm. Fixing the inclinometer to your boat or machine you can attach it using the 4 pre-drilled holes, 1 in each corner (screws not supplied).
Used by geologists for checking rock face angles or fit into earth works machinery as an economical guide.