Stans Dart Refill Biogen Designed to cope with the

Designed to cope with the higher torque loads applied to an electric bike drivetrain

With ANT+ and Bluetooth connectivity

Oversized Enduro bearing for Less drag

It’s the ultimate weapon for technical cross-country terrain

Stans Dart Refill Biogen Designed to cope with theOur Dual Action Repair for Tubeless (DART) system offers a better way to fix damaged tubeless tires. Specially treated DARTs dont just plug large slices and punctures in your tires, they react with Stans sealant to form a permanent airtight bond. This Refill kit contains five DARTs and a carrier that makes reloading your DART Tool fast and easy, all stored in a compact, sealed container.