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Adapters to convert a T47 threaded bottom bracket shell to accept a BSA (also called English threaded
it is a high-tech tool grade titanium nitride coating
A special track-bike-specific through-axle replicated the rear wheel of the bike making it an easy swap over between indoor training and riding on the track
and makes changing between the trainer a your track setup a lot quicker and easier
A spring loaded leaver on the underside provides a tactile lock engagement
Elite Track Sprocket Size:17t Adapters to convert a T47A high end track cog made from hardened stainless steel. Precision CNC machined for accurate roundness and tolerances. Corrosion resistant and no coatings to wear off over time for greatest durability. A great performing and long lasting sprocket at an affordable price. For more information on the various sprockets we make, check out our sprocket comparison guide here.