Race face atlas 35 riser barthe atlas 35m has an even wider rise range to perfectly tune your fit from ultra low 10mm rise to superhigh 35mm rise race faces lowest and highest rises yet the much loved 20mm rise remains unchanged and full 800mm width can be trimmed to 750mm for hyperspeed control comes with a race face 5 year warrantyfeatures manufactured from cold drawn 7075 aluminium optimized triple butted design 35mm bar diameter dramatically reduces weight while retaining the stiffnes