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.