X-348 Open/Open Trolley

This X-348 3 inch I-Beam Trolleys with a 5-1/2 in. (139.7 mm) drop, feature a full ball bearing compliment, open/open. Load capacity 250 lbs (113.4 kg). Made of hardened SAE 52100 chrome steel. Does not include attachment or hardware. Sold as a pair. Shipping weight is 3 lbs. per pair.