Sram X01-EAGLE 12-Speed Chain Silver 126 link Orange Seal Shimano Altus RD-M370/M310 Rear Derailleurs

Shimano Altus RD-M370/M310 Rear Derailleurs

offering powerful assistance as soon as you step on the pedals

Tough AL-6061 T-6 aluminum construction

anti-slip brake lever increases control on bumpy terrain

And when getting your tire off is an extra big chore

Sram X01-EAGLE 12-Speed Chain Silver 126 link Orange Seal Shimano Altus RD-M370/M310 Rear DerailleursIt might look normal from the outside, but the engineering inside this incredible chain design makes possible a gear range previously found only in 2 chainring drivetrains. And it's also the biggest contributor to the Eagle drivetrain's ultra smooth, precise, durable and quiet performance. The Eagle chain's links have a smooth radius, with no sharp edges or chamfers, which yield a significant reduction in noise, friction and wear on chainrings and