This Conus 3 United Bale Spear™ has a 4,000 lbs capacity, a 1 3/4" diameter, and uses the C3 weld in sleeve (see measurements in photo). Unlike the regular duty square spears, this HD spear has tapered edges to provide better structural shape retention even when the spear is loaded to the max. The 49" United Bale Spear™ is designed for use with farm and construction equipment and can handle any of your daily needs. Used in hay attachments, grapples, buckets, and other skid steer and tractor attachments. Each spear includes our trademarked blue nut. The included C3 sleeve is designed specifically for the Conus 3 spear to provide a tight fit with no play. 1 year Free Manufacturer warranty included.