SIDI Algor Cycling Boot - Black/Black 43 Millennium Fit MFPN=39704 Autohead fits Presta or Schrader

Autohead fits Presta or Schrader valves

BTBS – Bead to Bead Shield provides improved puncture resistance for the entire span of the tire

Radial Compliance improves traction over bumps and chatter

40 Bead Wire Tire Diameter/ISO 27

Supportive side knobs deliver traction when trying to keep the bike upright on off-camber surface

SIDI Algor Cycling Boot - Black/Black 43 Millennium Fit MFPN=39704 Autohead fits Presta or SchraderExperience ultimate cold weather protection with PrimaLoft insulation ensuring warmth without extra weight. Enjoy all the stabilization and control with anatomical heel construction and Millennium Fit designed for both sneakerheads and casual wearers. The YKK Zip closure provides reliable and smooth operation while the X2NC sole with stiffness 7 and grip sole insert deliver peak performance and enhanced control. Reinforced toes and heels guarantee