The Preston Innovations OFFBOX PRO QUICK RELEASE KNUCKLE INSERT is a versatile accessory that's a game-changer for anglers. Crafted with precision, this knuckle insert allows for quick and secure attachment of various angling accessories, ensuring you can adapt your setup on the fly. Designed to fit perfectly with the OffBox Pro range, this knuckle insert is a must-have for anglers seeking flexibility and convenience on the bank.