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}Zipp SL Speed Stem - 90 mm 31
Compatible with HG 6/7/8-Speed chains
Compatible with 135mm 142mm and Boost rear spacing
Ammonia free
5/65mm eye-eye 230mm
Muc-Off Big Bore Hyrid Tubeless Valve Stems - Small 30mm Blue MPFN-701708100-L }Zipp SL Speed Stem -245% higher air flow than traditional presta valves thanks to the straight through bore deisgn Precision CNC machined from 7075 aircraft grade aluminium Stainless steel ball valve with seals and O rings 4 way tyre insert air flow base is compatible with most tubeless inserts 4mm machined hex key slot for easy installation removal Available in 25, 35, 45mm valve stems to suit different rim depths TECH SPECS Valve Hybrid Valve Length 60mm
US$ 78.99
US$ 20.39
US$ 29.09
