Black Pearl 8 Ball Air Brake Knob

Pearl black 8 ball tractor and trailer air brake knob.

• 2-1/8" diameter
• Thread on
• Made of ultra durable Partek resin
• Made in the USA
• Sold individually
  
  NOTE: Mix and match with other Tractor/Trailer Air Valve Knobs
  
  Matching Shifter Knob sold separately.