SUPPORTS UP TO 1,000 POUNDS WITH LOAD BAR Each trolley has a 250 lb capacity and can be linked together using a load bar to achieve a maximum weight capacity of 1,000 lbs. Ideal for lifting tools, channel hoist setups, or heavy-duty hardware transport across monorail systems. COMPATIBLE WITH UNIBILT TRACK SYSTEMS Designed for use with Jervis Webb Unibilt enclosed track (sold separately), this trolley works in roller conveyor or beam trolleys setups for gantry cranes, lifting rail systems, or home improvement projects. DURABLE ROLLERS WITH SIDE STABILITY Equipped with side rollers to lower track wear and ensure smooth travel, even around curves. Ideal for pulley wheel lifting systems, steel trolley brackets, uni hoists, cranes, conveyors, monorails, and adjustable systems. VERSATILE FOR INDUSTRIAL OR DIY USE Ideal for outfeed systems, jib crane stands, and portable gantry applications. This Jervis Webb 20105 hand push trolley has a 250 lb capacity, with up to 4 trolleys linked for 1,000 lbs. Compatible with UniBilt track, pulleys, rollers, lifting rails, trolleys, and adjustable monorail systems. EASY TO INSTALL AND MAINTAIN With simple assembly and low maintenance needs, this trolley system ensures minimal downtime. Elevate your home, industrial, or commercial conveyor setups with easy-to-replace parts, ensuring uninterrupted operation. This Jervis Webb 20105 hand push trolley has a 250-pound capacity. You can connect up to 4 trolleys together with a load bar and carry up to 1,000 pounds. Patented side guide rollers keep the trolleys rolling smoothly, even when negotiating curves. Webb high carbon enclosed track (the Unibilt system) includes straight track, horizontal curves, and vertical curves.