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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
Serviceable bearing system
available at a split seconds calling courtesy of the 4 degree hub engagement
Non-aero chainrings can be installed with a single tool making gearing changes a breeze
Hard Chrome plated inner and outer plates for faster and more precise shifts
Promax Impact BMX Stem - 48mm Top Load Black CheckoutTitle=Full Speed Ahead Pro Road Triple Chainring - 42t Serviceable bearing systemThe Impact is a top load BMX stem cold forged from the highest quality 6061 T6 aluminum then CNC machined to refine the shape and further reduce weight. CNC machined 6061 T6 aluminum Bar Clamp Diameter (mm) 22. 2 Color Black Defined Color Black Length 48 Reach 48 Rise 5 Stack Height 30. 5 Steerer Clamp Diameter 1 1 8" Stem Angle (deg) 0 Stem Type Top Load Weight 242 Size 48Mm
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