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Unconditional Satisfaction GuaranteeNo Shipping Fees Above 302 Months to Decide. Returns Simplified.FSA Powerbox Stealth Sprocket. Fast performance has helped Full Speed Ahead become a world leader in high-end crowns. No one studies the design and production of each system, and each tooth, with equal attention. This dedication shows in every crank revolution and every achievement. To meet the needs of any drivetrain, Full Speed Ahead has developed sophisticated design, testing and production protocols. More options, levels and finishes than our competitors. The best materials available, imported from the U.S., Europe, or sourced from qualified suppliers in Asia, to ensure durability, performance, and appearance that perform perfectly and last beyond the competition. Full Speed Ahead crowns have triumphed in numerous World Championships, Tour de France, and Olympic Games exceeding all expectations.
