HTM-4 Fender 13.5" x 34.8" - Blue with AdapterIn keeping with the Polyform tradition of quality, the HTM (hole-through-middle) boat fender was designed to provide maximum protection in a wide variety of applications. Vertical ribs for extra protection, reinforced tube ends to prevent lines from pulling through if the fender gets caught in a tight spot, and extra wall thickness to resist punctures and tears are just a few of the features of this high-quality fender has to offer.The HTM Series fender is designed to provide protection and stand-off for larger vessels between 20 to 50 feet in length.Features:Even wall thickness for maximum strength and durabilityMolded-in ribs for strength and abrasion resistanceReinforced tube endsDesigned for medium-duty use in both permanent protected and unprotected mooringsUnique Polyform valve for years of serviceOne (1) piece designTechnical Specifications:Size (diameter x length) - 13.5" x 34.8" (34.3 x 88.4cm)Tube Diameter - 0.625" (1.6cm)Circumference - 42.4" (107.8cm)Volume - 15.6 gallons (59.1L)Boat Size - 40' - 50' (12.2 - 15.2M)Weight - 10.5lbIn the Box:FenderInflation Adapter*Sold as a Kit