Create effective, durable baitfish patterns with Fish-Skull Articulated Fish Spines. Four shanks decrease in size toward the tail, delivering an irresistibly lifelike presentation. Stainless steel construction holds up to hard bites and can be used in fresh- and saltwater. Package includes 24 shanks (six each of 10mm, 15mm, 20mm and 25mm lengths) enough to make six articulated streamers. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Articulated Shanks.