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Amazon.com : SRAM, XX1 Eagle Dub Power Meter, Power Meter Crankset, Speed: 11/12, Spindle: 28.99mm, BCD: 104, 32, Dub, 170mm, Black, Boost : Sports & Outdoors
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Amazon.com : SRAM Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly - 160mm, 12-Speed, Dub Spindle Interface, Black, D1 : Sports & Outdoors
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