Stan's Tubeless Exo-Core Valve Stems - Alloy Extra Tall Black Pair MFPN=11670 It's easy to set up

It's easy to set up clean in appearance and delightfully uncomplicated

Replacement OE bearings

The SRAM Force AXS rear derailleur features a single cage length that works with any cassette size from 10-28T to 10-36T in 1x or 2x configurations

EcoProteq treatment delivers maximum rust resistance

Four adjustable mounting positions fit different length of rear racks

Stan's Tubeless Exo-Core Valve Stems - Alloy Extra Tall Black Pair MFPN=11670 It's easy to set upBuilt upon 20 plus years of tubeless evolution and meticulously engineered the revolutionary Exo Core Tubeless Valve delivers unrestricted sealant application and unparalleled airflow when setting up tubeless tires. Additionally the Exo Core Tubeless Valve is easily serviceable and simple to keep clean. No longer will riders and mechanics need to worry about clogged valves and serviceability in the field or at the workbench. Exclusive TAP Twist And