Parts for Velo FSA Pro 110 mm. The changing performance has made Full Speed Ahead a global leader in high-end chainrings. No one examines the design and manufacturing of each system and each tooth as meticulously as we do. Our dedication is evident in every crank revolution and in every perfectly executed change. To meet or even exceed the needs of all drivetrains, Full Speed Ahead has developed sophisticated design, testing, and manufacturing protocols. This enables Full Speed Ahead to meet your needs as perfectly as our chainrings fit a chain. We offer more options, stages, and designs than our competitors. We use the best available materials, sourced from the USA, Europe, or our qualified suppliers in Asia, to ensure durability, performance, and an appearance that surpasses the competition. Full Speed Ahead chainrings have powered many world champions, Tour de France winners, and Olympic champions, and they will exceed your expectations as well. Features: cold-forged, precision AL7075T6 CNC machined. Movable ramps and stainless steel pins on the outer rings. Outer ring with thread only for the chainring bolt (no nut required). Black anodized with CNC machining on silver. Laser-engraved color graphics.