Smooth, powerful resistance without the weight. 3:1 geared, fully sealed carbon drag unit provide smooth, powerful resistance without the weight of traditional drag systems. Machined aluminum construction, large arbor design and onerevolution drag adjustment combine for a light, tough reel that outperforms anything in its class. As an added bonus, 4500 and 4500CF spools are interchangeable. Features The 4500 series features Sageâ™s SCS Micro Cassette drag design Innovative lightweight design Single rotation drag knob with numbered settings Ballistic cloth reel case Model: 4540 Diameter: 3.5 inch Line: 45 Weight: 4 1/8 oz Yards Backing: 60 yds/20 lbs Colors: Black/Platinum  Â