KMC X12 Chain - 12-Speed 126 Links Silver Model=Level T Disc Brake }SRAM XX1 XG-1199 Cassette -

}SRAM XX1 XG-1199 Cassette - 11 Speed 10-42t Silver For XD Driver Body

Tooth Count 30 Round or Oval Round Drivetrain Speeds 12 Drivetrain Speeds 11 Drivetrain Speeds 10 Direct Mount Type Direct Mount SRAM Defined Color Black Ring Position/Type Single Ring Position/Type Chain Retaining Single Ring Offset 3 Chainring BCD Sram Direct Mount Color Black Material Aluminum Material Aluminum Chainline/Hub Compatibility 141/148 Boost Hubs

You can also rotate them on the bar to put them exactly where you need them

Oval ring shape is designed for riders that want to adjust the power profile of their pedal stroke

The ergonomically shaped lever is drilled to enhance beauty while reducing weight

KMC X12 Chain - 12-Speed 126 Links Silver Model=Level T Disc Brake }SRAM XX1 XG-1199 Cassette -KMC X12 Chain 12 Speed 126 Links Silver. KMC X12 chains feature a double X bridge shape for fast and smooth shifting. Compatible with SRAM 12 speed systems Double X bridge shape with inner and outer plate chamfering for smooth and fast shifting Mushroom riveted pins for the highest pin power and allows shifting under heavy loads TECH SPECS Color Silver Half Link Chain No Drivetrain Speeds 12 Defined Color Silver Links (links) 126 Weight 268 Chain