Stub Idlers

Special “radius” designed stub idlers with two heavy duty sealed bearings. All “UHMW” Design for longer wear life, helps provide extra protection to both the base cross-rigid belt and the corrugated sidewalls. Specially designed for high angle or incline style pocket.

Stub Idler Features
All virgin UHMW Material
Heavy duty design
Heavy duty sealed bearings
Available in 4”, 5”, and 6” diameters
Custom sizes are available upon special request
Fits most standard brackets

Contact Bi-State Rubber for any of your replacement pocket belt needs. We fabricate the Flexowell brand belt for the North American market. Please see our website at or call us at 636-349-2388 for additional fabricated or distributed items.

Belt Stub Idler Damage
This picture above shows damage to the belt stub idler. All UHMW Design with radius end cap helps to eliminate cutting or gouging of the top cover in the free lateral sections.


16 inch CSWPicture shown is a 16” CSW at a major paper mill. Notice the severe damage to the face steel stub idlers. Customer installed a new stub idlers and the current belt has been in service twice as long as the competitors previous belt with no signs of damage. Customer is so pleased he’s one of our best customers.

Sidewall Damage
Notice the damage to the sidewall is a 10” CSW at a power plant. Customer has since replaced all 200 idlers with our design.

10 inch CSWPicture shown is a 10” CSW conveying limestone at a large U.S. plant. Notice the flat spots on the corrugated flat walls.????????

Contact Us

  • P.O. Box 608
    Fenton, MO 63026

About Us

The Bi-State Rubber, Inc. motto declares, not only that their products and services are of the highest quality, but it also suggests that the customers of Bi-State use their belts to move quality products.

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