Industry Nine Ultra Light Aluminum Top Cap Black CheckoutTitle=Selle Italia SLR Boost Endurance Superflow Saddle These direct mount chainrings will

These direct mount chainrings will replace your existing chainring and spider

Puncture protection newly defined - the material itself prevents sudden air loss

To keep the baskets as sharp as possible avoid using the white baskets on very icy conditions

push and lock the lever and the binding is moved 30 mm backwards with one simple movement

Industry Nine Ultra Light Aluminum Top Cap Black CheckoutTitle=Selle Italia SLR Boost Endurance Superflow Saddle These direct mount chainrings willUltralight alloy top cap Customize your cockpit with colorful options Machined, anodized and laser etched using US sourced 7075 aluminum in Asheville, NC USA TECH SPECS size 1 1 8" color design black