Constructed of durable injected polystyrene with internal steel fame sliding tambour cabinets never obstruct the aisle perfect for busy areas where space is tight fitted locks and 2 keys shelves adjust at 80mm increments and are tested to 150lbs extra shelves available on request 5 year warranty self asssembly required tool free cabinet can be built in an area where access may have been a problem in the past to position a fully assembled cabinet w x d 1100 x 415mm