SL-K Modular Chainring Options:SLK Modular Chainring, 11-Speed, 30t, 90bcd, Black Eco Mode takes more time

Eco Mode takes more time

built to keep you cool

Adjustments are made externally (no need to remove crankarms)

The multi-use design easily converts from a versatile poncho into a cozy camp blanket

Install with a 2mm hex wrench and 5mm box wrench

SL-K Modular Chainring Options:SLK Modular Chainring, 11-Speed, 30t, 90bcd, Black Eco Mode takes more timeFull Speed Ahead chainrings have powered multiple World, Tour de France, and Olympic champions, and will exceed your expectations. Chainring can be used with FSA SL K direct mount outer chainrings Precision CNC machined AL7075 T6 Shifting ramps and stainless steel pins on outer rings Compatible with Modular crankset (Gossamer Energy SL K K FORCE) Black anodized finished with laser etched logo