Wolf Tooth Elliptical Direct Mount Chainring - 32t, SRAM Direct Mount, Drop-Stop B, For SRAM 8-Bolt Cranksets, 3mm truing-stand-accessory Total weight of 1 bike

Total weight of 1 bike add-on + base rack: 89lbs

4 or 5 of free float and 12 or 13 release angle respectively

The FR 541 may not be your first rim

See this product on the Trail One Site Here

Wolf Tooth Elliptical Direct Mount Chainring - 32t, SRAM Direct Mount, Drop-Stop B, For SRAM 8-Bolt Cranksets, 3mm truing-stand-accessory Total weight of 1 bikeThese Wolf Tooth Elliptical direct mount rings are designed for SRAM cranks with 8 bolt mounting. This chainring is equipped with the patent pending Drop Stop asymmetrical tooth design for the best in wear life, mud clearance, and chain retention. Elliptical chainring shape provides better efficiency in the recovery zone, as well as increased traction thanks to consistent torque Drop Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12