Clutch Masters Steel Flywheel FW-021-SF CNC Machined 1045 Steel Billet

Clutch Masters Steel Flywheel FW-021-SF — CNC Machined 1045 Steel Billet Precision-built in the USA — The FW-021-SF is CAD-designed and CNC machined from a solid 1045 steel billet on in-house Haas lathes to deliver consistent, race-ready performance. Material: 1045 steel billet for superior strength and wear resistance Finish: Black oxide coating for enhanced rust prevention and a sleek black appearance Balance: Zero-balanced and spun true to eliminate vibration and improve driveline smoothness Compatibility: Designed to pair seamlessly with Clutch Masters FX100–FX500 single and twin disc clutch kits Certification: SFI 1.2 certified for motorsports use Each unit is hand-assembled and inspected by a Clutch Masters craftsman to ensure tight tolerances, flawless fitment, and long-term reliability under high-stress driving conditions. Why choose the FW-021-SF? It combines CNC precision, durable 1045 steel construction, and a protective black oxide finish to reduce maintenance and maximize clutch response — an ideal upgrade for street performance and competitive applications.