High-Impact Black Pitch & Slope Locator

Pitch & Slope Locator, High Impact Plastic Body In Black, Clear Acrylic Lens With Easy To Read Graduations, Half Of The Scale Is Printed In 0-90 Degrees In 2 Quadrants, The Other Half Is A Patented Printed Scale For Reading Pitch In Inch Rise Per 12" Run Without The Use Of Conversion Tables.