In 2014, 1x came to drop-bar bikes in the form of CX1 for cyclocross. Now, SRAM's Force 1 and Rival 1 groups are bringing 1x to the road.
http://www.bicycling.com/bikes-gear/reviews/should-you-get-1x-drivetrain-your-road-bike
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SRAM RIVAL 1
https://www.sram.com/sram/road/products/sram-rival-1-crankset
Forged aluminum with detachable spider 38, 40, 42, 44, 46, 48, 50T X-SYNC™ tall, square tooth design provides maximum chain control.
SRAM® XG 1150 Full Pin™ Cassette: super wide 10-42t
11 X 1: 38T: x10T = 24.7; 42T = 104.4
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http://www.bicycling.com/bikes-gear/components/first-look-sram-force1-and-rival1-drivetrains
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Apex WiFLi