DRK19-44-36 Rackrail: 10-32 Threaded, Rear Door: Included Features: -14-guage steel top and bottom, one-piece steel sides and four front to rear 1/8" thick internal braces made from structural steel all combine to provide unparalleled protection for sensitive components.-Standard vented rear door is reversible to allow opening from either direction (rear door optional).-Standard 10" fan top comes with a fan guard (10" fan optional).-Standard two front-mounted vertical cable ducts featuring abundant cable entry points and a full-length hinged door with three-point magnetic catches.-1/2", 3/4", 1", and 1-1/2" electrical knockouts on removable top and bottom rear plates.-Rail brackets are pre-punched for built-in cable management (rackrails available as traditional 10-32 threaded or cage-nut style).-Numbered rackspace increments speed equipment mounting.-Standard front and rear adjustable rackrail available for a multitude of equipment mounting needs.-Grounding/bonding stud in base of enclosure facilitates the proper grounding and bonding of electric equipment, as per NEBS and NEC standards.-UL Listed in the US and Canada. Includes: -Includes 100 rack screws. Construction: -Fully welded construction provides a 2,500 lb. weight capacity. Color/Finish: -Finished in a durable black textured powder coat.