The Hawken Aero-Float Precision In-Line Sinker features Rosco crane swivels at the top and bottom. The top and bottom swivel configuration on the inline sinkers allows both a swivel to tie the main line and leader and prevents the line from tangling on your inline sinker drift rig. Inline trolling sinkers Roscoe crane swivels Weight Quantity per pack 1/8 oz. 4 1/4 oz. 4 3/8 oz. 3 1/2 oz. 3 1 1/2 oz. 3 2 oz. 3