BU91 - Bushing, Graphite, 18mm ID x 26mm OD x 28.5mm Lg BU91 - Bushing, Graphite, 18mm ID x 26mm OD x 28.5mm Lg Product form WESTMILL PART NO. CROSS REFERENCE NO. BORE SIZE BU91 Babcock 459-572 18mm (0.71â€) OUTER DIAMETER LENGTH THRU BORE MATERIAL 26mm... SKU: 405-571385 All Prices are in Canadian Dollars Log in to purchase