Lightweight corrosion resistant frame & sideplates Machined aluminum, smoke anodized spool Stainless steel reinforcing sideplate rings Multi-disc Carbonite drag system Ratcheting drag star for precise drag settings 2 Stainless Steel Ball Bearings Multi-Disk Carbonite Drag System 1 Quick-Set Anti-Reverse Roller Bearing Dual Anti-Reverse Feature on All Sizes Durable Stainless Steel XL Gearing System