The "Ally Cat" tandem bicycle accessory consists of a wheel, seat, pedals, and handlebars, and attaches to the host bicycle by a hitch. The recalled "Ally Cat" has the model number AC 100, AC 200, or AC 300, which is located on the top tube in products sold by independent bicycle retailers or L.L.Bean Inc. The accessories were sold at Wal-Mart Stores under the name "Mongoose Ally Cat," with the Mongoose name appearing on the down tube of the accessory. There is an aluminum sleeve on the hitch between the host bicycle and the accessory. "Ally Cat" bicycle accessories with nylon or plastic sleeves on the hitch are not included in this recall. Injuries: Pacific Cycle has received one report of the tandem bicycle accessory connection failing, resulting in abrasions to the rider of the tandem.