TJ Power Sports LLC, of Irving, Texas voluntarily recalled about 400 Twister Hammerhead Dune Buggies because the seat belt adjustment for the shoulder buckle can break during impact or stress, posing an ejection and injury hazard to driver and passenger. TJ Power Sports h as received one report of a seat belt breaking that resulted in nerve damage to the rider's right arm. At the time of the recall, the company had received one report of a seat belt breaking that resulted in nerve damage to the rider's right arm. This recall involved the dune buggies "Twister Hammerhead" with model number UM150IIR and model year 2004. The dune buggies were available in red, blue, or green. "Twister Hammerhead", the model number, and the model year can be found imprinted on the bar behind the driver and passenger seats. These products were sold through Twister dealers nationwide and online retailers from July 2004 through December 2004 for about $3,000.