Magnum Swivel & Grommets are 300lb test Sampo ballbearing swivels with 2 welded rings and delrin grommets at each end. Black plated coating provides long lasting corrosion protection. 100% made in USA and welded by Rosco. Crimp main line and leader tight to grommets and eliminate chafe gear; perfect for chunking and jigging connections. Package of 2 swivels.