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ABSOLUTE BLACK 40T Cassette Cog
Price: $76.00
Availability: In Stock
Item #: 180048 -

     CNC 7075 Alloy Replaces one cog of a Shimano cassette for greater range Must be used with medium (1x) or long cage derailleurs (2x) Compatible with SLX*, XT, and XTR 10sp cassettes *SLX cassette only allows replacement of 11T cog and requires special lock ring (#180049) 40T Black 75g

    FOURIERS CR-DX008 Oversized Cassette Cog
    Price: $71.20
    Availability: In Stock
    Item #: 180054 -

       Turn your existing Shimano 10 Speed Cassette into a Mega range 40 or 42T A two piece design made for a stable and durable drivetrain - Chromo teeth mated to an Alloy carrier Comes with longer B-tension screw and redesigned 16T sprocket (CR-S005-16) for smoother shifting and tooth ratio For installation take out the 15T and 17T sprocket and install the 16T between the 13T and 19T, Add the 40/42T after the largest sprocket 40T Black 100g ...