Bombproof for extreme use. Features oversized cartridge bearings to produce a super durable external BB system. Purpose-built with CNC machined AL-6061 cups, chromoly spindle, and extreme strength by design.
Bearings: 2 x sealed oversized cartridge bearings
Technology: Super strong Howizter spindle
Material Axle: CrMo H/T
Material L&R Cups: Alloy
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