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 6” x 3” brake casters are 50% wider than typical casters and can glide over soft terrain.

• Sold as a set of 2 casters with nuts and lock washers
• Caster stem is 1.5″ x .5″ with 13 threads per inch. 
• Fits the Model R14