To upgrade Shimano 11-spd sprocket gear ratio with Relic 46T sprockets. Which provide more cassette range to be compatible with Shimano 11-speed drivetrain for both SGS and GS. M8000(XT)/M9000(XTR), sprocket 11-40/42T.
The 18T sprocket replaces 17T and 19T to make well-shifting in the cassette progression. The new combination reaches the super mega range gear ratio for optimum performance.Material: AL7075 T6 CNC machined (46T). Compatibility: For XT/xTR 11-40/42T cassette. This action is for " 46T + 18T Cogs". The item "New Relic 46T +18T SPROCKET Mountain Bike Cogs Conversion Kit, Green" is in sale since Monday, April 16, 2018. This item is in the category "Sporting Goods\Cycling\Bike Components & Parts\Cassettes, Freewheels & Cogs". The seller is "tw_outlet_uk" and is located in Taipei City. This item can be shipped worldwide.