Type:Tandem Bike Wheel Size:16" Frame Material:Steel Fork Material:Aluminum Rim Material:Aluminum Net Weight:90KG Gross Weight:88KG Color:red, orange, blue,yellow, green, white, black Brake:Expansile brake Siz Frame:24"High-carbon steel frame Rim:aluminum alloy Driven(KMC brand) Passenger seat:4 person with kpeed (km h):15-25 Load capacity:400Kgs