Promax Components EX-1 BMX Bicycle External Bottom Bracket - PX-BB13000EX

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Brand: BOX

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Product Details

Box Two External bottom brackets feature cold-forged and CNC-machined alloy cups, dual-labyrinth bearing covers and precision sealed bearings. They are the perfect match to Promax CF-2 and HF-2 cranks and the ultimate upgrade to the budget BBs sold with most crank sets. Box Two External Bottom Brackets are designed to fit all 24-millimeter crank spindles and frames with 68 or 73 x BC 1.37” bottom bracket shells.

BOX BX-BB17000EX-BK BOX 2 EXTERNAL BB BLACK

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Last Updated: 2025-11-16 11:08:15

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Product Specifications

Technical Details

Manufacturer	-
Brand	BOX
Item model number	-
Color	Black
Weight	-
Height	-
Depth	-

Additional Product Information

Product Id	3201870
User Reviews and Ratings	3 (1 ratings) 3 out of 5 stars
UPC	639266094326

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2	Promax Components EX-1 BMX Bicycle External Bottom Bracket - PX-BB13000EX Price: $46.66 Visit			$46.66 Visit