Feature●【Carbon Fibre Pedals】Double pedals is made of high-quality carbon fibre and Not only is it more slip resistant and wear-resistant, but it is also lighter than ordinary aluminum alloys.●【Two Driving Methods】CHAIN DRIVE: The driving efficiency is higher, and there will be no slipping or tooth jumping, making the transmission efficiency more stable and reliable. YOKE ? DIRECT DRIVE：Reliable operation process with low failure rate.We are equipped with 2 types of accessories, and you can freely change the drive mode.●【Special Design】Each joint is connected by a bearing to ensure smoothness. Lightweight hammer head gives you a comfortable and flexible foot feel.●【Package】Drum*2 (left * right), Connecting rod*1, Pulley block*2, Wrench*1, Package weight: 5.5kgDescription Double pedals is made of high-quality carbon fibre and Not only is it more slip resistant and wear-resistant, but it is also lighter than ordinary aluminum alloys.