Feature 1STRONG SEALING: Bike hubs are sealed to effectively isolate water, dirt and grime and achieve a smoothly and fast riding experience. 2INBUILT BEARING: Bike hubs 32 hole built in bearing, smoothly more effort, using the first two after four bearing layout, riding more effort. 3ANODIZING PROCESS: Mountain bike hubs use anodizing process to improve wear resistance, electrical conductivity, reflectivity and aesthetic enhancement. 4CNC CUTTING PROCESS: Bike hubs use CNC cutting process, high accuracy, stable performance and low friction. 5ALUMINUM ALLOY: Bicycle hubs are made of aluminum alloy material, high strength, no rust, no deformation, durable.Item Type: 32 Hole Mountain Bike HubMaterial: Aluminum AlloySize: Approx. 15 x 110mm / 0.6 x 4.3inColor: Red .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x 32HoleMountainBikeHub