Home / Plumbing / Compression / 1″ Bsp Flanged Backnuts Sale! 1″ Bsp Flanged Backnuts£1.09 Original price was: £1.09.£0.99Current price is: £0.99. This product is available for pickup in Orpington. 1" Bsp Flanged Backnuts quantity Delivery Store Collection SKU: 35303WC01 Category: Compression Product ID: 6936 Reviews Related products Sale! 35Mmx15Mm 3 Part Reducing Set £4.24 Original price was: £4.24.£3.99Current price is: £3.99. Add to basket 1″ Bsp Cylinder Blank £1.57 Add to basket 28Mm Copper Olives £0.34 Add to basket 3/4″ Copper Olive £0.37 Add to basket