Home > RockNRoller Multi-Cart > Rock'N'Roller Wheels « Back 6" x 3" Ground Glider Castor with Brake For R16 & R14 Model: R6X3CSTR Product Brand: Rock'N'Roller MPN: R6X3CSTR £23.00 (£27.60 inc VAT) Print Send to a friend Description The custom-designed R-Trac Wide wheels feature low profile no-flat tyres, lightweight but strong polymer hubs, low rolling resistance, pneumatic-like cushioning, vastly wider load dispersion over soft terrain, and a stunning racing-style look. 6” x 3” brake castors are 50% wider than typical castors and can glide over soft terrain. The R6x3CSTR is a replacement castor for the R16RT and can be purchased as an upgrade castor for the R14RT. Reviews Write a customer review and share your thoughts with other customers. Be the first to review this product.