With the Ribcage, the spoke holes are re-enforced with patented ribs that support the sides of each spoke nipple and eliminate the possibility of nipple pull through under even the highest loadsThe rim also features cross-over-spoke lacing, where each spoke goes from one side of the hub to the opposite side of the rim for an increased angle and therefore increased lateral strengthThe outer walls are extra thick to protect against case dents, while the other walls are extra thin to keep it light20inOdysseyRibcage406313618DblNMSWHard Black36SV482g390UPC/EAN/GTIN: 630950700080