Die cast aluminium crank arms. Compatible with Shimano and SRAM 10-11 speed systems. Ø19mm axle. Available in various lengths. BCD: 120/90mm. Painted bead blasted black finish with printed graphics. Lightweight, weighing only 979g. The Omega Modular MegaExo Direct Mount NBD Chainset 2x11 from FSA is a high-quality chainset designed for optimal performance. With die cast aluminium crank arms, it offers durability and strength. It is compatible with both Shimano and SRAM 10-11 speed systems, providing versatility for different bikes. The chainset features a Ø19mm axle for efficient power transfer. Available in various lengths to suit individual preferences. It has a BCD of 120/90mm, ensuring proper chainring compatibility. The chainset is finished with a painted bead blasted black finish and printed graphics, creating a sleek and stylish look. Despite its robust construction, it is surprisingly lightweight, weighing in at only 979g. Overall, the Omega Modular MegaExo Direct Mount NBD Chainset 2x11 is a superb choice for cyclists seeking a reliable and efficient chainset.