RockNRoller – 4″ x 2″ Ground Glder Wide caster w/brake (upgrade for R2) – 2pk

The custom-designed R-Trac Wide wheels feature low profile no-flat tires, lightweight and strong polymer hubs, low rolling resistance, pneumatic-like cushioning, vastly wider load dispersion over soft terrain, and a stunning racing-style look. These 4” x 2” brake casters are 50% wider than typical casters and can glide over soft terrain.