JTX Sprint-9: Superior Gym Treadmill £1,429.00 Buy product SKU: 3866554061 Category: Treadmill Tag: JTX Fitness Share Tweet Description Enjoy true gym performance on the JTX Sprint-9 Treadmill. The folding, modern design and unrivalled price tag makes this the best treadmill for high-end home gyms. Power: 3hp. Speed: 20kph. Running Track: 52cm x 150cm.