[7kg magnetic control flywheel, full weight] Intelligent magnetic resistance system, innovative magnetic resistance design, to avoid discomfort caused by rapid lifting. Make your exercise more comfortable [Innovative Fully Hidden Crank] Hidden crank design, with electroplated aluminum ring cross turntable structure, zero clearance on the crank body, no stumbling on riding, greatly improved safety [Slip-resistant sweat-absorbent environmental protection handle] It is not easy to stain, easy to wipe, no scratches, strong abrasion resistance, high corrosion resistance, safe, reliable and adjustable [New PVC soft and comfortable pedals] Safe and comfortable, durable and adjustable [The seat cushion is made of professional racing material] skin-friendly texture, comfortable and soft, environmentally friendly leather surface, skin-friendly texture, comfortable sitting feeling, high-quality manual stitching, durable, high-quality