Description Product Reviews Kendall Howard manufactures the 41U Knockdown 4-Post Open Frame Rack – one of the strongest adjustable open frame knockdown racks on the market today. Our unique, heavy duty, square tube steel design assembles with just a few bolts and makes this racking system affordable, versatile, and easy to ship. Its knockdown design makes it able to ship in a small wooden crate and ship out as a small package that can be delivered the next day. For a reliable and convenient racking solution, the 41U Knockdown 4-Post Open Frame Rack is a great option. Fully adjustable rails from 3″ to 36″ Levelers included Assembles in less than 30 minutes Cage nut style rails 2,000 lb. weight capacity (Holds 1,000 lbs. on casters) 19″ EIA 310-D compliant Made in the USA Limited Lifetime Warranty Item #: 1940-3-001-41 0 Reviews Hide Reviews Product Reviews