Full Speed Ahead Gossamer Pro ABS Road Chainring Ride Faster FSA Gossamer ABS chainrings are designed to provide flawless shifting, with minimal weight and unmatched durability. They are made from CNC-machined AL7075/T6 alloy and have shifting ramps and stainless steel pins on the outer rings. N-11 chainrings are compatible with all 10-speed drivetrains and compatible with FSA, SRAM, and Shimano 11-speed drivetrains. Compatible only with FSA Gossamer ABS cranks (will not properly fit K-Force or SL-K cranksets). Features Precision CNC-machined AL7075/T6 alloy Shifting ramps and stainless steel pins on the outer rings N-11 chainrings are compatible with all 10-speed drivetrains, and compatible with FSA, SRAM, and Shimano 11-speed drivetrains | Fsa | Full Speed Ahead Gossamer Pro Abs Road Chainring 46T | Aluminum