Cane Creek ZN40-Bearing 52mm 45 x 45 Zinc Each MFPN=D35A2HG-R we recommend a chainguide or

we recommend a chainguide or chainkeeper in addition to a clutch-type rear derailleur

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the liquid does not have to be thickly applied

model NanoAir material TPU tire size 27

Cane Creek ZN40-Bearing 52mm 45 x 45 Zinc Each MFPN=D35A2HG-R we recommend a chainguide orCane Creek ZN40 Bearing 52mm 45 x 45 Zinc Each. ZN40 Series bearings are corrosion resistant zinc coated machined steel cartridge bearings with hardened steel balls which vastly increases the longevity of your headset. Compatible with 110 40 and 10 Series headsets TECH SPECS Cartridge Bearing Angle 45x45 Bearing I. D. (mm) 40. 15 Bearing Type Cartridge Bearing O. D. (mm) 52 Thickness 7