Easton CINCH Spider, 4-Bolt Asymmetric, 110mm BCD Double, 9/10/11-Speed, Black

Available from Good Weather Bicycle when we last checked. Sold from the shop’s own store; the price there is the one that counts.

Makes a CINCH crank a 2x. Small part, large consequence, cheap compared to a new crankset. Easton part 8022669. 110mm BCD, 4-bolt asymmetric, for 9, 10, and 11-speed doubles.