Kicker Adapter H-Bar Mount For 12Kmtes & 43Kmtes8B Speakers Rubber sizing sleeves for the perfect fit when mounting Kicker Speakers Part # 12Kmtes and 43Kmtes8B. Sold as a set, with (2) 2-piece rubber fittings of each size. Speakers sold separately. Features: Adapter pack for bar / tube mounting Allows Kicker marine towers and empty enclosures to fit even more pipe sizes, Compatible with Kmtes, Kmted and Kmtes8 Speaker Enclosures For pipe diameter sizes 1-5/8, 1-3/4, 1-7/8, 2 (2 sets of each size / 16 halves)