MIL-S-62101 Semitrailers, Lowbed: Tilt Deck, 15 To 30 Ton, 4 Wheel, Modified CommercialThis specification covers lowbed, tilt deck, four-wheel semitrailers having rated payloads of 15 to 30 tons. Vehicles procured under this specification are commercial items which are warranted by the manufacturer as specified in procurement documents.