Product Details SPRO Power Swivels Combos offer a unique design with two different sized swivels. Stronger than standard barrel swivels, these power swivels offer super smooth rotation and durability. Keep line twist to a minimum with these high-grade stainless steel swivels. Size Swivel Size Test Qty. per Pack 5 5 and 6 80 lb. 6 3 3 and 4 130 lb. 6 1 1 and 2 230 lb. 5 1/0 1/0 and 1 330 lb. 4 Prop 65 Warning Customer Reviews (1) Write a Review 5 Swivels Size Posted by Kurt on May 22, 2022 There was not much to go by for sizing; so I guessed at what size would work for me. When I make another purchase, I will get the next smaller size. There was not much to go by for sizing; so I guessed at what size would work for me. When I make another purchase, I will get the next smaller size.