Centramatic 600-690 Set of 2.
Vehicle Types: Heavy Duty Trucks
Axle: Steer
Wheel Size: 22.5"
Bolt Holes: 10
Bolt Circle: 11.25 in.

Use this balancer only with this style of lug nut

Centramatic 600-691 Set of 2 Euro Outboard Polished Stainless Lug Pilot.
Vehicle Type: Bus, Motorhome.
Axle: Steer
Wheel Size: 22.5 in.
Bolt Holes: 10
Bolt circle: 335mm

To be used only with this style of lug nut