Editing Caster (section)

=== Kingpinless casters ===

A Kingpinless caster has an inner raceway, an outer raceway which is attached to the vehicle, and ball bearings between the raceways. This mechanism has no [[kingpin (automotive part)|kingpin]], hence the name kingpinless. The absence of a kingpin eliminates most causes of swivel caster failure{{citation needed|date=February 2016}} and reduces or eliminates shimmy {{clarify span|after use|date=February 2016}}. They offer capacity and durability comparable to units having sealed precision ball or tapered bearings{{citation needed|date=February 2016}}, and are a practical alternative to traditional swivel casters in high-impact situations{{why|date=February 2016}}.