BETWEEN FRAME RAILS: 6″ to 54″
ROLL CONSTRUCTION: Structural Round Tube, 1.9″ Diameter, 0.145” Wall thickness
BEARINGS: Semi-Precision, Carbon Steel Housing, Greased, 7/16″ Hex
LOAD CAPACITY: 850 to 143 lbs.*
TEMPERATURE RATING: -20°F to 220°F
AXLE RETENTION:
- Standard – spring loaded one side.
- Optional – cotter pin, fixed bolt, loose bolt or fixed axle.
TUBE TYPE: Standard Carbon Steel
MODEL STRING: Roller Model-BFR-Axle Retention
Example: 19145HD-24-SL (19145 Heavy Duty roller, 24” between frame rails length, spring loaded axle retention)
*Capacity decreases as BFR increases. See the Roller Capacity Chart for reference.