inflator adapter kit WINOMO Pump Ball Inflation Needle Kit for Bicycle Ball Air Mattress 4pcs Color: As the pictures shown. Material: Metal. Size: 4 * 1.3 * 1.3cm (L * W * H). Durable, ideal for car, bicycles, balls. Accessories for compressors, air pumps and hand pumps air. Allow pump to be used for rafts tires balloons and balls. Easy and simple use kit.