Captain Fin: CF Slasher 8" - Teal The Slasher fin has been a staple in our line for the last few years. The Slasher works great in 2+1 longboards, mid-lengths or shortboard single fins. This template provides smooth rail-to-rail surfing and tight turns. DETAILS: Template: Balanced—a responsive 2+1 center fin. Ideal Board: Longboard, mid-lengths, or eggs. Construction: Fiberglass construction. 8"