Spoke Length Calculator

WheelCalc is a spoke length calculator for wheel builders cyclists and bicycle mechanics. Calculates lengths of spokes from hub and rim measurements.

THE SPOKE LENGTH CALCULATOR HAS BEEN UPGRADED - CLICK HERE FOR THE LATEST 32 BIT VERSION OF WHEELCALC!

• WheelCalc is a program for calculating spoke lengths for bicycle wheels
• Any spoke crossing patterns possible including wheels with different cross patterns on either side of the wheel.
• WheelCalc is an accurate and inexpensive tool to calculate the spoke lengths for bicycle wheels
• WheelCalc calculates allowances for spoke stretch and wheel rim compression.
• Calculates stress and strain on spokes for given tension
• Calculates differences in tension for dished rear wheels
• Build wheels with unequal hub flange diameters and even flange hole diameters
• Build wheels with different spoke diameters, and even elasticity on either side of wheel.
• WheelCalc incorporates a context sensitive help system to explain all of the required measurements.
• Not limited to bicycles: You can also work out spoke lengths for just about any size of spoked wheel including Penny Farthings, and vintage sports cars
• Spoke length explorer provided as visual check if spokes will bind
• Spoke length explorer also has funky psychedelic display!
• Spoke details are coloured differently for left and right sides of wheel - If you don't like the default colour scheme you can change it.

STOP PRESS! 32BIT VERSION OF BICYCLE SPOKE LENGTH CALCULATOR NOW AVAILIABLE FOR DOWNLOAD! (Click here)

Upgrading Your Software

If you have already installed a previous 16 bit version of the WheelCalc demo an upgrade to WheelCalc 0.032 is available from http://www.machinehead-software.co.uk/upgrades/spoke032.zip (82KB) The zip file contains a new executable and help file only. Just copy these over your existing copies. You rest of the install set is identical so why bother to download it all again.