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BBB Cycling BSP-20 Sky Scraper Seat Post - 27
each tube size is specifically selected to achieve the optimal balance of rigidity
Compatible: Tektro IOX / LYRA
plus the efficiency to climb back up for more
" Focusing on weight
SRAM AM BB DUB T47 Ceramic (Road and Road Wide) 77mm (including 2.5 - 3.0 - 5.5 DUB spacer) Black Bearing BBB Cycling BSP-20 Sky ScraperSRAM AM BB DUB T47 Ceramic (Road and Road Wide) 77mm (including 2. 5, 3. 0, 5. 5 DUB spacer)The SRAM DUB bottom bracket series has a simple jobconnect your crankarms and protect the smooth, long lasting application of power to your drivetrain. To allow that singular focus, we've engineered the DUB spindle to be the one true unifying component. One oversized spindle to work across every bottom bracket specification. For better crankarm compatibility.