The stiff, smooth, and strong SRAM Red BB30 Compact Crankset is poised to dominate. The integrated carbon spider's design is sleek and extremely stiff, allowing for instant, efficient power transfer. Matched to the SRAM Red crankset is an equally revolutionary pair of chainrings. Optimized exclusively for SRAM Red components, they're stiffer than anything ever before. Supersize your ride with the BB30 SRAM Red Crankset: 10% more stiffness - more power to the pedal, 20% less weight - flying up the hills, and 300 % more ankle clearance - no more discomfort while riding. SRAM offers the BB30 as part of the Red gruppo, providing both crank and bottom bracket availability.