Check the listing for details. JConcepts RM2 4WD 2.2" Front Buggy Hard Inserts (2) [JCO8130]. Condition: New. Listed at 12.75 USD. JConcepts RM2 1/10 4WD 2.2" Front Buggy Hard Inserts were designed in conjunction with insert guru’s Ryan Maifield, Spencer Rivkin, Jason Ruona, and Paul Wynn, to bring a firmer touch and feel while providing durability. The 4wd front insert has a smooth exterior for a clean and firm touch-off against the inside carcass on an assortment of tires. The inside of the insert has horizontal channels cut in a 360 pattern to soak up the large impacts and help create forward bite and increase acceleration. The JConcepts design, with custom sculpted features, are blended into the unique high density material providing racers a durable option capable of being used in treaded or slick off-road tires in extremely high-traction conditions. Features: Firm density material and construction Versatile size, shape, and profile, fits vast majority of tires Precise contoured manufacturing Durable material, can be reused Black in color for easy identification About Us | View Store