Genuine replacement Shimano Chainrings for M770 Chainset

• 22T = Genuine Shimano replacement part
• 32T = Highly durability and revolutionary carbon composite and steel FC M770 XT middle chainring / The carbon and steel construction produces a stiff and lightweight chainring / The steel teeth are hard wearing increasing service life / This Hyperdrive ring offers the highest standard of quiet, slick and trouble free front shifting performance even under load, with the use of detailed added leading teeth and pick up spike pins
• 44T = Genuine Shimano replacement part