Replace rusty and worn out wing nuts on Kenworth tool boxes and battery boxes with 304 stainless steel knobs. Installs with a polyurthane washer and a mirror finish stainless steel washer, included.
Choose male or female knobs with either 3/8" - 16 American standard thread size for older trucks or M10 metric thread size for newer trucks.
Each knob sold individually.

NOTE: Older trucks typically have 4 knobs on the driver side and none on the passenger side. Newer trucks with 55" boxes typically have 6 knobs per side.