Enduro ABEC-5 Angular Contact Bearing 71805 25x37x7 Model=Bumpers }DT Swiss RR 511 Rim

}DT Swiss RR 511 Rim - 700 Rim Black 32H

}Challenge Strada Bianca Race Tire - 700 x 36 Tubeless Folding Black

}Zipp Vuka Aerobar Extensions - Evo 110 Aluminum High

} Soft Kraton rubber with flange

Enduro ABEC-5 Angular Contact Bearing 71805 25x37x7 Model=Bumpers }DT Swiss RR 511 RimSuper smooth, fast design with very low resistance 15 degree angular contact design is ideal for hub and bottom bracket applications where bearings are likely to experience side loads Single row cartridge bearing with self lubricating, nylon cage separated ABEC 5 balls Install with red seal facing out, 5 10lbs preload required 3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer TECH SPECS bearing# 71805 ID x OD x W