The 4 inch rigid stem caster has a loading capacity of 250 pounds (113 kg) and a maximum speed of 2.5Mph. The stem-mount is made with a rubber bushing that expands into a 28 mm steel pipe to keep the wheel in place. You will need to secure the wheel by placing it on a connector with WF-U5/16 U-Bolt (included with the caster). Bolt M12 (12 mm) Length 2 1/4" (57.15 mm). All casters are equipped with a precision ball bearing.
4 inch casters are made for:
- Longer trips (100 feet maximum)
- Higher frequency trips (100 to 150 times a day)
- Carts weighting more than 400 pounds
- Larger carts (greater than 24 in. wide and 48 in. long)
W-4EF has an electric conductivity version (ESD): EW-4EF
A Flexpipe Product
For technical details and images, please search for the product using the 80/20 interactive catalogue found here: https://catalogs.8020.net/80-20-Catalog-26/C/.