Caster Barn's SuperPoly™ is for extreme heavy loads! Our SuperPoly™ slows down internal heat that
builds up from rolling heavy loads which
significantly increases its load capacity
and life span!
1" thick Polyurethane tread on a Heavy Duty Cast Iron Core
Yellow color
Variety of bearing options for extending
performance at different applications
Durometer: Shore A 95
Softer tread facilitates initial push and pull
Temperature range: -40° F to 180°
