• Many common bore sizes are inventoried & any bore size is available on special order basis.
• CMT^® timing belt pulleys conform to the MPTA-RMA IP-24 standard.
• Bore sizes listed are "Minimum Plain Bore", otherwise known as (MPB).
• Standards in aluminum and steel & other materials available upon request.

Inch Trapezoidal (ANSI IP-24) MXL, XL, L, H
Metric Trapezoidal T Style
Metric AT Style
Metric Curvelinear HTD Style
Gates PGGT®