Penn Elcom - P81506Z - 76mm Double Hinge, Punched Penn Elcom Sale! from 18956 /per Qty. Add to Cart 76mm Double?Hinge,?PunchedEliminates the need for taking two separate pieces of piano hinge and welding or riveting them together.Allows the case lid to rotate 270?, giving full strength to said lid. ? Part No. P81506Z Material 1.5mm Steel Finish Zinc Length 1.83mm Qty available:9 SKU:P81506Z Hinges - All Hinges - Piano Hinges