Home / Plumbing / Compression / Large F 1″ Brass Backnut Customer matched zone "UK" View basket “28Mm Copper Olives” 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 15Mmx12Mm 3 Part Reducing Set £0.51 Add to basket Sale! 28Mmx15Mm 3 Part Reducing Set £2.53 Original price was: £2.53.£1.99Current price is: £1.99. Add to basket 10Mmx8Mm 3 Part Reducing Set £0.39 Add to basket Sale! 11/4″ Brass Blank Nut £3.14 Original price was: £3.14.£2.99Current price is: £2.99. Add to basket