NEW Surly Stainless Steel Ring 36t x 104mm Type_Tires The Ratio 2×12 Road Upgrade

The Ratio 2×12 Road Upgrade Kit allows you to operate a SRAM eTap™ AXS™ 12 speed road cassette and 12 speed Flattop™ chain with your existing SRAM 11 speed mechanical road shifters and 11 speed 2x-specific Exact Actuation™ rear derailleur

Speed release compatible dropout

Compatible with wireless or wired connection

Byway is the gravel tire of choice for long days of endless exploration when pavement

Offers great performance for a wide range of riders

NEW Surly Stainless Steel Ring 36t x 104mm Type_Tires The Ratio 2×12 Road UpgradeSurly Stainless 4 bolt Chainrings. No ramps or shift gates Surly rings paired with 9 speed chains will have a tight fit. No compatibility with 10 or more speed drivetrains Made from 304 Stainless Steel Tooth Count: 36 Ring Position Type: Middle Ring Position Type: Single Drivetrain Speeds: Single Speed 3 32" Chainring BCD: 104 Color: Silver Defined Color: Silver Material: Stainless Steel