Penn Slammer 2500HS Spinning and Jig reel for Tuna Fishing compatible with Seamar ures, Strong, Tough, and Durable – The fourth generation of Penn’s Slammer fixed spool spinning reels is here, and it’s built to handle anything. The Slammer 4 boasts a full metal body and all brass CNC internal gearing, providing a rigid and powerful spin fishing reel.