Penn Squall Level Wind Reels are intended to be successors to the proven GT reels, but with a few upgrades. Penn has added an Infinite Anti Reverse bearing, Line Capacity Rings, and their Versa-Handle. And a machined brass main gear mates to a high strength stainless steel pinion gear, giving the reel a perfect combination of strength and smoothness. Lightweight graphite frame and sideplates. Forged and machined aluminum spool. High-strength marine grade bronze alloy main gear. Stainless steel pinion gear. HT-100 carbon fiber drag washers.