This is an XL size drive pulley with a .2" pitch and a 1/2" bore. Connect these directly to a 1/2" motor shaft and use a .375" timing belt.

Single sided timing belt (belt with trapezoidal teeth) to keep a good position with linear motion applications. Urethane with Kevlar cords, pitch is .08" and the width is 1/4". This item is sold by the inch. Update the quantity with the number of inches desired.

This is an MXL size drive pulley with a .08" pitch. Connect these directly to a 1/4" motor shaft and use a .08" pitch timing belt. Maximum width belt that will fit is 1/4".

Single sided timing belt

This is a drive pulley with a .200" pitch.