Enduro ABEC-5 Angular Contact Bearing 71902 15x28x7 MPFN-Q-MTYC50-1200 }Stan's NoTubes Brass Valve Stems

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Sealed bearing and DU bushing

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Enduro ABEC-5 Angular Contact Bearing 71902 15x28x7 MPFN-Q-MTYC50-1200 }Stan's NoTubes Brass Valve StemsSuper 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# 71902 ID x OD x W