Micro Hyper Barrel Swivel - Micro Hyper Swivels can be used for any application to eliminate line twist. They come in a full size range from a tiny #14 (about ¼" length) to a #1 rated at 410 lbs. These are made from stainless steel to obtain the premium strength at the smallest size. These swivels rate higher in strength by size than virtually anything else on the market.