STEPR Air Bike Bionic Bike XL colli (<40kg) Pulley System: Equipped with Power Size:120 cm Pulley System: Equipped with Power Grade bearings in the pulley system De meegeleverde veerclipsluitingen houden alles veilig op zijn plek tijdens het trainen you can train in various grips and positions tailored to your body size and training style Hand positions: dual hand positions