This is a single Original Pioneer 45-710A Tweeter For HPM 40 1st Generation.  It works and sounds great.  It Includes Screws and Gasket.  It measures 5.4 ohms on my meter.  Please be sure it is correct for your needs before purchase.   See all pictures for condition.  It measures 4-3/4" wide x 1" deep at edge.    Please email any questions.   Combine auctions to save on shipping.  Please use the shipping calculator for rates via USPS mail.   Delivery confirmation is included.  Please Email any questions. See my other auctions for more Pioneer Speaker parts, other speakers, stereo parts, electronics, and other collectible items.