That's a tandem.
seat/handlebars
The answer is Seat and Handle Bar
The basic features of a bicycle include two wheels, a frame, handlebars, pedals, a chain, gears, brakes, and a seat.
Could you please clarify how you would like to adjust your bicycle seat?
The standard diameter of a bicycle seat tube is typically around 27.2 millimeters.
The purpose of a bike seat rail clamp is to securely attach the seat to the seat post of a bicycle. It contributes to the overall functionality of the bicycle seat by providing stability and adjustability, allowing riders to find a comfortable seating position while riding.
The seat of the bicycle is at the backside and not in front because it it easier to ride it and takes less effort from this point.
A 4-seat bicycle can accommodate up to 4 people at once.
The purpose of a saddle rail clamp on a bicycle seat is to securely attach the seat to the seat post, allowing for proper adjustment and stability while riding.
A split saddle bicycle seat can provide better comfort and reduce pressure on sensitive areas compared to a traditional bicycle seat. This design can also help improve blood flow and reduce the risk of numbness or pain during long rides.
A banana seat is an elongated seat on a lowrider bicycle, which curves upwards at the rear.
The standard measurement for a bicycle seat post size is typically 27.2 millimeters in diameter.