Here is the top of the range for extreme riders: the FSA Vision Alloy TT outer chainring, in the 56-tooth version. It is the ultimate gear ratio for professional time trial (TT) events and long-distance triathlons (Ironman). Its "Full Aero" design (solid chainring) ensures perfect air penetration and exceptional structural rigidity to transform every pedal stroke into pure speed. This chainring is optimized to be paired with a 42 or 44-tooth inner chainring.
You buy through our payment system, and we hold your payment safely until delivery is complete.
Track every step
Everything happens in your chat with the seller. Track from packing to delivery in real-time, and ask questions anytime.
Inspect before approving
Report any problems within 48 hours of delivery and we will be there for you. The seller will only receive payment once you have confirmed that everything is okay.
Own a similar one?Sell it securely on buycycle — it only takes a few minutes.