Designed to accommodate printed circuit boards up to .070inch in thickness. Slotted to accept PC boards from 2.50inch to 6.00inch in width. Shielded characteristics comparable to die cast. Mounting holes in end plates are countersunk for smooth appearance. Material .094 aluminum. End plate material .080 aluminum. Also available with flanged end plates for wall mount. Other lengths available upon request. Available in plain and black anodize.