Avian Carbon Pivotal Seat Post onSale The Rennen Chainring-4-Bolt at J&R

The Rennen Chainring-4-Bolt at J&R Bicycles is made from airplane-grade 7075-T6 aluminum alloy which is 83-percent stronger than the standard 6061-T6

these bars are butted and heat treated to add even more strength

For use with any Shimano-compatible cogs (sold separately)

This new PRO version of the Vandero is a precision sealed hub with proven in-bound 3/8” axle bolts and two plastic guards

Avian Carbon Pivotal Seat Post onSale The Rennen Chainring-4-Bolt at J&RThe Avian Carbon Pivotal seat post features a full carbon post with alloy Pivotal seat mount. SPECS: Three sizes: 22. 2mm, 26. 8mm and 27. 2mm Gloss black carbon finish Fits all Pivotal seats 140mm post length WEIGHT: 22. 2mm: 2. 40oz 26. 8mm: 3. 30oz 27. 2mm: 3. 35oz