SRAM DUB Road Wide Bottom Bracket So you've just purchased a fancy new SRAM DUB wide crankset and you need the corresponding bottom bracket for your frame. Or you just need a replacement bottom bracket, either way we've got you covered. SRAM's in-house bottom brackets are lightweight, durable, and last a long time. Pair their bearing and shell design with the DUB standard and you've got yourself a simple and elegant combo. Features DUB standard makes it easy to determine the bottom bracket you need Aluminum body is durable and long-lasting Sealed cartridge bearings keep grit and grime out of your bearings and frame Specifically for the fancy new road wide DUB cranksets Bottom bracket compatibility chart | Sram | Dub Road Wide Bottom Brackets Bsa, 68Mm Shell, Wide