Lot of 3 vintage tweeters in good condition. One of them has a loose grill, comes exactly as shown, see pictures. Lot of 3 Vintage Acoustic Research Speaker 5803028 AR 2x ar4 Tweeters. We are here to help! In August of 2013, we started a new venture and decided to share our special finds with the world through this account. All messages are guaranteed to receive a response within 24 hours. Auctiva offers Free Image Hosting and Editing. Auctiva gets you noticed! Attention Sellers – Get Templates Image Hosting, Scheduling at Auctiva. Com. Track Page Views With.