Well, basically you need something to hold the parts together to make it into a working structure as opposed to a pile of parts.
The recommended bicycle frame size according to the bicycle frame size chart in centimeters is based on the rider's height. It is important to choose a frame size that allows for a comfortable and efficient riding position.
The specific bike frame model used in this bicycle is the "Aluminum Alloy Frame."
The bottom bracket dimensions for this bicycle frame are the measurements of the part that connects the crankset to the frame.
The XL frame size for this bicycle model is 58cm.
To determine the correct bicycle frame size using a bicycle frame size chart in inches, measure your inseam length and compare it to the recommended frame size range on the chart. Choose a frame size that falls within that range for the most accurate fit.
The frame of a standard bicycle is typically around 18 to 22 inches in size.
The XL frame size for this bicycle model is currently available.
The minimum seatpost insertion requirement for this bicycle frame is 4 inches.
The recommended frame size for a medium frame size bicycle is typically around 54-56 centimeters for adults.
Well, you need a structure to stick the rider on, and the wheels and parts in, and that's what the bicycle frame provides.
You can't adjust a frame
From $100 to $2000, depending on the frame.