# Frequent question: How do you measure a mountain bike frame?

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Adult bikes are measured by their frame size. Most manufacturers now measure the frame from the centre of the crank axle, to the top of the seat tube. Most road bikes are measured in centimetres (cm), whereas mountain bikes are generally measured using inches (in).

## How do I determine bike frame size?

Place the end of a tape measure at the exact center point of the gear crank (the metal post that runs through the center of the bike’s chain sprocket). Then run the tape measure up to the top of the tube. Measure to the point where the tube ends. This will give you the length of the seat tube which is the frame size.

## What size is a 26 inch mountain bike frame?

A 26 inch mountain bike means that the wheels have an internal diameter of 26 inches. This measurement is commonly used in reference to mountain bikes because most American men’s frames are between 20-24 inches tall while women’s frames are typically around 22-23 inches tall.

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## What size is a 20 inch mountain bike frame?

What size mountain bike do I need?

﻿Bike size Frame size Rider height
Small 14 – 16in 162cm – 170cm (5ft 4in – 5ft 7in)
Medium 16 – 18in 170cm – 178cm (5ft 7in – 5ft 10in)
Large 18 – 20in 178cm – 185cm (5ft 10in – 6ft 1in)
Extra-large 20 – 22in 185cm plus (6ft 1in plus)

## How can we measure the size of a mountain determine?

To calculate the elevation of a mountain, scientists would measure the distance between two points on the ground and then measure the angles between the top of the mountain and each point. “If you have two angles, you know the third, because the sum of the angles is 180 [degrees],” Molnar told Live Science.

## What size mountain bike do I need if I’m 6 feet tall?

What size mountain bike do I need?

Rider Height Suggested Mountain Frame Size
Feet & Inches Centimetres Frame Size (inches)
5’10” – 6’1″ 178cm – 185cm 19″ – 20″
6’1″ – 6’4″ 185cm – 193cm 21″ – 22″
6’4″ – 6’6″ 193cm – 198cm 23″ – 24″

## Is 29 inch bike good for what height?

If you are under 5’6” tall, a 26-inch mountain bike is still likely to be a better fit. If you’re 5’6′ or taller, you should be able to find a 29er model to fit you. Riders more than 6′ tall can rejoice: You’ll definitely enjoy a more natural riding position with the size and frame geometry of a 29er.

## What bike frame size do I need for my height?

What’s the right road bike size for me?

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Rider Height Suggested Road Bike Size
Feet & Inches Centimetres Frame Size (cm)
5’3″ – 5’6″ 160cm – 168cm Small (51cm – 53cm)
5’6″ – 5’9″ 168cm – 175cm Medium (54cm – 55cm)
5’9″ – 6’0″ 175cm – 183cm Large (56cm – 58cm)

## What height is a 26 inch mountain bike for?

A 26-inch bike works well for people who are 4’10-5’7, or 147 cm to 170 cm. Also, it works well for people whose leg inseam is 25-30 inches, or 63-76 cm. However, the frame size may need adjustment depending on your height.

## Is a 26 inch mountain bike for adults?

Typically, mountain bikes come 26″ wheel size. “26” wheel size is perfect for most of adults with a height above 6 feet. Most of the touring bikes and hybrid bikes come in 700C metric wheels, which are also known as 29-inch wheels.

## What size person will an 18 inch frame bicycle fit?

Which Size Bike Do I Require?

Riders Height In Feet & Inches Mainly Off Road Use Frame Size Required Mainly On Road Use Frame Size Required
5 feet 4 to 5 feet 8 16 to 18 inches 17 to 19 inches
5 feet 8 to 6 feet 0 18 to 20 inches 19 to 21 inches
6 feet 0 to 6 feet 2 20 to 22 inches 21 to 23 inches

## What size is a 19 inch bike frame?

Generally 19″ is the equivalent of a Large frame, and will fit someone around 6 feet tall.