NUETECH TUBELESS INSERT 21"X 1.6-1.85

NUETECH Tubeless Insert transforms your 21" wheel into a tubeless-ready system, delivering superior traction and control. Lower PSI expands your contact patch for confident cornering and faster speeds without sacrificing stability. The full circumference rim lock absorbs impacts directly, protecting your rims while the tire does the work. Experience a planted, responsive feel—no more bouncing on rough terrain. Installation is quick and hassle-free, and you'll eliminate pinch flats entirely. Weighing significantly less than traditional heavy-duty tubes, this system enhances performance and durability. Pair with new tires for optimal results and maximum benefit.