Sram NX Eagle Dub crankset 175mm arms 32 tooth 12 sp – The Extra Mile Outdoor Gear & Bike
MTB Single Speed Crown Chainring Mountain Bike 1x System 28T 30T 32 34 36 Gear Narrow Wide Teeth Fit For Sram NX XX XO GX GXP11|Bicycle Crank & Chainwheel| - AliExpress