SIDI Algor Primaloft Cycling Boots - BLK/YLW Fluorescent Size 47 Millennium Fit MFPN=3984900 Boost rear hubs are designed

Boost rear hubs are designed as precision mountain tools

and (2) tips

Requires 118/73 Powerspline Bottom Brackets (sold separately) Rings 32 Number of Chainrings Chain Retaining Single Drivetrain Speeds 12 Chainring BCD Direct Mount SRAM 3-Bolt Chainline/Hub Compatibility 141/148 Boost Hubs Color Black Crank Length (mm) 160 Crank Intended Use Mountain BB Included No Pedal Spindle 9/16" Spindle Interface Type TruVativ Power Spline Defined Color Black

8 ISO 559 Bead Wire Tread/Sidewall Color Bk/Blk PSI 25 Weight (Grams) 1800 TPI 60 Durometer Features SC Reflective Sidewall No

SIDI Algor Primaloft Cycling Boots - BLK/YLW Fluorescent Size 47 Millennium Fit MFPN=3984900 Boost rear hubs are designedExperience 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