Home / Plumbing / Compression / Large F 1″ Brass Backnut Customer matched zone "UK" View basket “10Mm Cp Cosmos Angle R/V” has been added to your basket. Large F 1″ Brass Backnut£0.07 This product is available for pickup in Orpington. Large F 1" Brass Backnut quantity Delivery Store Collection SKU: 35310WC01 Category: Compression Product ID: 6940 Reviews Related products 3/4″ Copper Olive £0.37 Add to basket Sale! 35Mmx15Mm 3 Part Reducing Set £4.24 £3.99 Add to basket Sale! 20Mm X 15Mm Poly Shank Adaptor £7.96 £5.99 Add to basket 3/4″ Bsp Blank Nut £0.94 Add to basket