Click to expand Tap to zoom Preston Pulla Bung Connector Beads by Preston Innovations Sale £3.25 | / SKU P0020003 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart The stora-pulla bung has been developed to allow you the advantage of a pulla bung whilst still being able to adjust the tension of your elastic without having to retie.