Shimano SLX CS-M7100 Cassette - 12-Speed 10-45t Silver/Black Micro Spline ModelNumber=J2919 Snap Closure

Snap Closure

}SRAM 406 Freehub Body Shimano 10-Speed HG Spline

} Patented square parabolic shackle security made of hardened special steel

Swinging hinge design saves space when not in use

Shimano SLX CS-M7100 Cassette - 12-Speed 10-45t Silver/Black Micro Spline ModelNumber=J2919 Snap ClosureShimano SLX CS M7100 Cassette 12 Speed 10 45t Silver Black Micro Spline. The Shimano SLX CS M7100 12 speed cassette is optimized with rider tuned gear combinations for MTB excellence. Advanced shifting performance provides the confidence to enjoy any trail Light and stiff construction reduces cassette inertia resulting in faster acceleration and increased chain security HYPERGLIDE+ technology provides better chain engagement stronger retention and