Ifor Williams HB511 Horse trailer. Ifor Williams HB511 Horse trailer. £4,500 £4,500 Details fresh as of 22/09/2026 07:31 Email Dealer Locate Share | Save Print Email a Friend Item Details Details Stock number: 4367Colour: Graphite GreyNew/Used: Used Dealer Address Guy Machinery Ltd Guy Machinery LtdLancashireBB7 4ES