How is a bike measured accurately for the perfect fit?

To measure a bike accurately for the perfect fit, you need to consider the frame size, saddle height, handlebar position, and overall reach. Frame size is typically determined by your height and inseam measurement. The saddle height should allow for a slight bend in your knee when the pedal is at its lowest point. The handlebar position should be comfortable and allow for a slight bend in your elbows. The overall reach should be adjusted by changing the stem length or handlebar position to ensure a comfortable riding position.