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description Bafang e-bike cassette tool compatibility Shimano/SRAM
Arms fold when not in use
42 color silver weight 401g
Introduced in 2013
Wolf Tooth Elliptical Direct Mount Chainring - 30t SRAM Direct Mount Drop-Stop A For SRAM 3-Bolt Boost Cranksets 3mm Offset BLK MFG Part Number-SCOS20280S0100 description Bafang e-bike cassette toolDesigned to fit SRAM cranksets with removable spiders. Its proprietary design has an ovality of 10% and a timing of 112 degrees after top dead center which provide the beneifits of an oval ring such as greater rear wheel traction without the traditional downsides of oval rings. Elliptical rings provide smoother more efficient pedal rotation which means better traction Drop Stop chainrings are designed for use with 1x9 1x10 1x11 and 1x12 drivetrains
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