You're viewing caster wheel SKU 5-4-139-7 on CasterConnection.com.
This 4 x 2 Cast Iron Wheel or semi-steel is a strong, durable and cost effective solution that can carry heavy loads. Featuring a weight capacity of 600 lbs. and an operating temperature range of -45° to +600° Fahrenheit, they roll easily on clean, debris free floors. This wheel is not recommended for wet environments as it can rust.
For more info, check out Caster Wheel Types.
. This wheel includes a 6203-RS Ball Bearing with a caster hub length of 1-9/16".