MTB Crankset 104BCD Mountain Bike Crank Arms with Bottom Bracket + Chainring

Compatible: Single/Double/Triple chainring; for 7/8/9/10/11S chainring. 1 x 32/34/36/38T chainring (with 4 bolts). with 4 pcs chainring bolts. Crank Arm length: 170mm. 1 x Bottom bracket. Teeth: 32/34/36/38T (you choose).