www.Austin7Ulster.com › Halfshaft Castle Nut - Large Type Halfshaft Castle Nut - Large Type £8.40 Large type castle nut (half shaft etc) 1931-38 Large type castle nut (half shaft etc) 1931-38 Quantity: Add To Cart Added! You Might Also Like Valve Cap / Cup ( Double Spring Sports Type) £3.20 Valve Cap / Cup ( Single Spring Type) £2.40 Valve Cap / Cup (for single spring) £2.25