Stan's DART Refill Pack BF New In-depth study by the Campagnolo

In-depth study by the Campagnolo technical staff for development of the new shape of the cage on the 12-speed mechanical front derailleur is now also applied to the new electronic version

Optimized Design – Unique curved ramp profile enables quicker chain engagement with the chain ring while eliminating dropped chains

for certain types of training sessions or rides

Seals porous tyres and bead/rim gaps

Stan's DART Refill Pack BF New In-depth study by the CampagnoloPack of 5 refills for the Stans DART repair tool. Specifications Includes 5 DART Refills (required DART Tool not included) Reacts with Stans sealant to form an instant, airtight seal Barbed plastic tip anchors into tire and will not pull out when riding Flexible fabric conforms to shape of puncture and bonds with sealant Wears off clean, no trimming needed, and cannot be felt while riding, even on road tyres Includes sealed container and carrier rack