The Jake Brake Feeler Gauge is used to verify and adjust clearance when working on Jake brake units. The gauge provides accurate feedback during brake adjustment procedures. Proper clearance helps the engine brake respond correctly during operation. This tool reduces uncertainty and improves consistency during service work. Correct use supports reliable braking behavior under operating load conditions and maintains dependable engine brake function.Attributes:• Supports correct adjustment of brake components.• Helps ensure stable engine brake response.• Provides accurate clearance checking during servicing.Applications: The Jake Brake Feeler Gauge is used during engine brake maintenance to check and set clearance on Jake brake units, supporting accurate adjustment and reliable braking output.