The Box One Folding Tire at J&R Bicycles are made from state-of-the-art materials and high-tech engineering to reduce weight and improve performance. Box went all out designing these 120TPI tires, with a high-density casing, aramid fibers and tread crafted specifically for BMX racing. Hexagonal knobbies on the sides and a large contact patch on the center of the tire make for super speeds through the straights and control through the corners. Minimal weight with maximum gain. FEATURES 120 TPI High-Density Casing Aramid Folding Bead High-Traction Directional Grooves for Starting Gate Grip Point Low Rolling Resistance Center Strip Chevrons Countless Ramped Hexagonal Directional Knobbies WEIGHT 20 x 1.50" - 273g 20 x 1.75" - 378g 20 x 1.90" - 371g 24 x 1.75” – 378g
