Box Two External bottom brackets feature cold-forged and CNC-machined alloy cups dual-labyrinth bearing covers and precision sealed bearings. The perfect match to Box Three and Four cranks and the ultimate upgrade to the budget BBs sold with most cranksets
Box Two External bottom brackets feature cold-forged and CNC-machined alloy cups dual-labyrinth bearing covers and precision sealed bearings. The perfect match to Box Three and Four cranks and the ultimate upgrade to the budget BBs sold with most cranksets
Reviews
There are no reviews yet.