This tool enables you to quickly check the brake adjustment on class 7 and 8 trucks and trailers having S-cam brakes
Features a sturdy four position handle to provide the leverage you need at the proper angle
Works on manual or automatic slack adjusters
WARNING: This product can expose you to chemicals including NICKEL COMPOUNDS, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.