Material: die cast aluminum Drag System: carbon fiber disk Backing Capacity: [3/4] 20lb / 75yd [5/6] 20lb / 100yd [7/8] 20lb / 200yd Diameter: [3/4] 3.2in [5/6] 3.6in [7/8] 4in Fly Line Weight: 3/4, 5/6, 7/8 Designed for durable performance that doesn't compromise a lightweight feel, Redington's Run Reel is an easy choice for us and our wallet. A compact carbon fiber drag system eliminates any startup inertia and provides a reliably smooth drag in varied environments.