<p>The jack attachment features a simple safety pin mounting system and can be used on a number of jacks and many competitive models.With the included locking pin you can easily attach and remove the caster wheel from your trailer jack, allowing you to swap in different attachements depending on your needs.It has a weight capacity of 1200 lbs. and is designed for 2" diameter tubes. It does not matter what kind of trailer you tow ,you will want a jack that complements its function.</p> <p>Our Company Promise </p> <p> </p> <p>We are devoted to a complete line of products using cutting edge technology with the expertise and ingenuity to produce superior products that are durable and dependable . We always develop and apply the newest advancements in technology to provide customers with quality products without the high price.</p>