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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
53- and 60-millimeter extensions
8oz/108g (uncut)
3° Upsweep
1 1/2" - 1 1/8" Upper with 1 1/2 Lower
With a spindle constructed from CNC machined chromoly
Subrosa Rose BMX Cranks Crank Arm Length:170mm 53- and 60-millimeter extensionsThe Subrosa Rose BMX Cranks at J&R Bicycles are built tough out of specially treated alloys and smart engineering and feature an included bottom bracket. This slim design with a custom shape is constructed from 4130 chromoly that has been heat treated post weld with the Death Proof treatment. The one piece spindle bosses are CNC machined add even more strength and so do the oversized welds throughout. The included BB features a crush proof steel inner
