CeramicSpeed Pulley Wheels for SRAM AXS Road 12-Speed - 12 Tooth Alloy Black Model=Bicycle Set 10 5 Upper Cup 42mm Lower

5 Upper Cup 42mm Lower Cup 52mm Primary Color Purple SHIS Upper IS42/28

color:#3b3631}

Chainline: 43

The flexible and stretchy polymer easily stretches to fit over your existing saddle adding comfort without the hassle of changing your seat

Excess material wears off without trimming and does not affect ride quality

CeramicSpeed Pulley Wheels for SRAM AXS Road 12-Speed - 12 Tooth Alloy Black Model=Bicycle Set 10 5 Upper Cup 42mm LowerCeramicSpeed pulley wheels reduce friction last 3 5 time longer than stock high end pulleys and are designed to work with less drag. Premium Grade 3 Silicon Nitride Ceramic balls Hand built in Denmark Drivetrain Speeds 12 Fits Brand SRAM