absoluteBLACK Premium 1X Gravel 110/5 bcd oval chainrings designed for all Shimano 5 bolt cranks like Dura-Ace 7950, Ultegra 6750, Shimano 105- 5750 and many others. Perfect choice for Gravel & Road 1X narrow wide setup. Delivered with mounting bolts for your convenience. Chainring has 1.5mm offset towards frame for perfect chainline. Super stiff construction despite many cutouts.