Located in the “Hogpen” area of New Harbor, close to the marinas, this company offers rental vehicles all seasons of the year. They carry vans, sedans, convertibles, PT Cruisers and Jeeps. In the summertime, a wide assortment of adult mountain bikes is available. Block Island Bike and Car Rental is known for consistently offering helpful and courteous service. Reservations recommended for summer car rentals. Ocean Avenue in New Harbor. AE, D, MC, V.