UP Gauge Cover for 2006+ Peterbilt Speedometer or Tachometer Clear #40639 Each lug nut covers are 33mm

lug nut covers are 33mm and 4 3/4" tall

align the hub cap on the wheel and push into place by gently tapping along the outer edge of the hub cap (caution: excessive force will dent the hub cap)

Mount: 5/16" female adjustable ball stud and ball

place new vent in slots and push into place

IT IS 1 INCHES LONG AND IT HAS 1/4 INCH INSIDE DIAMETER

UP Gauge Cover for 2006+ Peterbilt Speedometer or Tachometer Clear #40639 Each lug nut covers are 33mmMaterial: chrome plastic Application: Peterbilt 2006 and newer, models 379, 389, 388, 387, 386 Mount: push on, may require a dab of silicone adhesive Size: outside to outside 4 3 8", inside hole diameter 3 11 16 inches for a 4 1 4" gauge Location: Center drivers dash speedometer and tachometer Style: visor, jewel Color: clear, silver Quantity: Each Bulk Packaging New