Monarch SpinBold, Smooth & Built to Last. The Monarch Spin is designed for anglers who want performance and value. Its CarbonCore body and rotor deliver lightweight balance without flex, keeping the machined gears meshed under load. Inside, FusionGear ensures smooth, dependable cranking, while the sealed carbon drag system provides smooth and consistent stopping power. A direct drive screw in handle gives instant connection and rock solid cranking stability,