ESS Heil AMT ribbon Tweeter…diaphragm Perfect!This is a single ESS Heil AMT tweeter, with a diaphragm inperfect condition. Dimension: 2-1/2” x 4-3/4” x 2-3/4” (WxHxD) Weight: 2 lbs 1 oz. DC ohms: 5.8 This was for a center speaker project that never happened. I don’t recall the speaker model it came from, but I believe it was a bookshelf speaker. I don’t have the crossover, but when tested at 2500 Hz, it sounded great! The photos are of the actual tweeter in the auction. The tweeter will be properly packaged and shipped within -2- business days of completed transaction.