Industry Nine Tubeless Valves - 40mm Blue Pair CheckoutTitle=Shimano Claris CS-HG50 Cassette - 8 Speed }Shimano GRX FC-RX810 Chainring Bolts

}Shimano GRX FC-RX810 Chainring Bolts - 4 Bolts

*Stem faceplate and accessory sold separately

Color Black Lower Stack Height 1 Bearing Type Cartridge Crown Race 40 Weight 50 S

}Shimano Alfine DH-S501 Dynamo Front Hub - QR x 100mm Center-Lock Silver 32h

Industry Nine Tubeless Valves - 40mm Blue Pair CheckoutTitle=Shimano Claris CS-HG50 Cassette - 8 Speed }Shimano GRX FC-RX810 Chainring BoltsIndustry Nine Tubeless Valves 40mm Blue Pair. Tubeless Valves feature a removable valve core for ease of sealant install inflation or accommodation of valve extension courtesy of standard type extenders. They have both an o ring and a threaded washer to keep the rim scratch free and to keep the washer tight. A clog resistance function is achieved by 1) oversizing the valve bore near the internal rim rubber seal and 2) the machined extension of the