For Cannondale Hollowgram owners wanting a direct mount road or cross narrow-wide chainring, Wolf Tooth Components has exactly what you’re looking for. Available in 38t, 40t, or 42t patterns, their chainrings are made from 7075 Aluminum and are built to last. $98 in stock now at Wolf Tooth with free shipping. Those SRAM users can also join in the fun with GXP from 26t to 42t options!