Adjustable width from 5 to 9" Base plate dimensions: 9.75" x 10" x 1" Side walls dimensions: 9.75" x 3.5" x 1.12" Metal thickness: 1/16". padded interior. 4x 1.5" casters (2 with double-locking) Maximum weight supported (without Wheels): 200lbs. Maximum weight supported (with Wheels): 80lbs Adjustable design fits any size CPU from 5 to 9.5 inches Rolls for easy access, includes two locking 1-inch caster wheels Powder Coated surface