The Rock-n-Roller® Multi-Cart® Extension Rack instantly attaches/detaches to either end of Multi-Cart increasing cubic cargo capacity by approximately 20%. Great for carrying odd shaped, hard-to-stack gear and saving that one extra trip to the car. Sturdy powder-coated steel tube frame. Platform Dimensions: 13.25” x 10.25” Full Dimensions: 13.25” x 14” x 4” Weight: 4.4 lbs. Fits R6, R8, R10, R11G, R12
