Surly TPU Tube - 24 x 6.2 48mm Presta Valve Model=Booster 6512 The shackle housing and structural

The shackle housing and structural parts of the locking mechanism are made of specially hardened steel

Helmet fits well on ponytail wearers – height-adjustable adjustment system at the back of the head creates space for ponytails

World Cup-proven performance ready for your podium debut

Compatible with Ultra-Torque bottom brackets sold separately

Surly TPU Tube - 24 x 6.2 48mm Presta Valve Model=Booster 6512 The shackle housing and structuralThe Surly TPU or Thermoplastic Urethane tube is a tough airtight material lighter than traditional butyl innertubes. It is designed exclusively for the Surly Molenda tire and allowed for a custom oversized 6. 2" width that maintains its structure even when operating at low pressures. With the TPU tube installed you can air down your Molenda tire to maximize contact patch for better flotation traction and overall performance. Fits Surly Molenda Tire 24