Shimano Deore CS-M6200 12-Speed Cassette Sprocket Microspline - Silver Variant:10-51T ​The Aux Strap Kit includes

​The Aux Strap Kit includes everything you need to attach the cage to almost any bike frame in almost any location

it can reduce the deformation under heavy load

You don't need any tools to attach it to the handlebars

graphene or other chemicals harmful to the environment

Shimano Deore CS-M6200 12-Speed Cassette Sprocket Microspline - Silver Variant:10-51T ​The Aux Strap Kit includesDeore M6200 Cassette The Deore M6200 12 speed cassette delivers a 510% gear range across a 1051t spread, balancing weight reduction with the shifting performance and strength Shimano is known for, all at an affordable price point. FEATURE Micro Spline: Compatible with all MS Freehub bodies Optimized Construction: Lighter than the previous model, achieved through strategic material reduction Durable: Steel cogs ramp up durability and strength PRODUCT