The heavy-duty BAL Swivel Caster Wheel lets you maneuver your trailer around more easily. This BAL model 29036B wheel can hold up to 1, 000 lbs. and fits tongue jacks with 1-5/8" dia. jack legs. Includes retaining pin to secure caster to jack leg.• 6" wheel• Rated to 1000 lbs.• Secures to 1-5/8" jack leg with retaining pin Rated to 1000 lbs. Secures to jack leg with retaining pin | BAL Products Swivel Caster Wheel