Jamco Heavy Duty Fixed Workbenches with all welded construction. 2" square tubular corner construction with floor pads and 12 gauge steel tops are ideal for mounting vises. Lower shelf half shelf & 4" back support. Clearance between shelves is 22". Overall height is 34".  Top is available with front side lip down (flush), other 3 sides up for retention or smooth top. Capacity: 3,000 pounds evenly distributed.