Contents: 4-Post server rack rail set x1, 12-24 screws x10, M6 screws x10, M6 plastic washers x10, M6 cage nuts x10 ^^
Dimensions: 1.75 in H x 3.46 in W x ( 20.2 32) in D ^^ Adjustable mounting depth allows you accommodate various rack sizes up to 32 inches ^^
Weight capacity: 110lbs; constructed from heavy duty cold rolled steel with a durable black electro-static powder coated finish ^^ EIA/ECA-310 compatible; Fits standard 19 4-post rack and cabinet