Five Ten Kestrel BOA Mountain Clipless Shoes - Men's Core BLK/Gray Six/Gray Four 8.5 Model=A 1800 Spline 30 Front Wheel Ceramic Hybrid bearings feature ABEC-5

Ceramic Hybrid bearings feature ABEC-5 tolerances and premium features such as LLB seals Graphite Nylon retainers Silicon Nitride Grade 5 balls and cryogenically treated steel races

Made in the USA Cassette Body Type Shimano 1 Axle Size 10mm Axle Type Female Color Black Hub Type Rear Cassette Skewer Included No Weight 416

28mm OD 6069 aluminum rims with Vault hubs

The race material is an advanced stainless alloy that is nitrogen infused and will not rust or corrode

Five Ten Kestrel BOA Mountain Clipless Shoes - Men's Core BLK/Gray Six/Gray Four 8.5 Model=A 1800 Spline 30 Front Wheel Ceramic Hybrid bearings feature ABEC-5These men's Five Ten clipless bike shoes are built for intense pedaling. The BOA Fit System offers on the fly adjustments. A Stealth Marathon rubber outsole balances grip and durability. The impact resistant toe box adds protection. Micro adjustable dial based BOA Fit System plus hook and loop straps Synthetic upper with seamless overlays Non slip heel cup Clipless shank Impact resistant toe box Cleat Bolt Pattern 2 Bolt Closure Dial Velcro Gender Age