Quarq D-Zero technology is accurate to +/-1
including the bolt and nut
Thread diameter and pitch: 12x1
Shimano Deore Bottom Bracket Bottom Brackets UPC: 689228921382
PUSH Industries HyperCoil ELEVENSIX Spring Rear Shock Spring UPC: 840031603623
Shimano Ultegra FC-08 Crankset - 172.5mm, 11-Speed, 52/36t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black mountain-shifter-part Quarq D-Zero technology is accurateAn integral part of Shimano's 11 speed road lineup, the Ultegra FC 08 crank builds upon Shimano's legendary front shifting and transmission efficiency. This crank is designed to provide stiffness, strength, weight savings, and rotational performance. Hollowtech hollow forged crank arms not only the bike's weight, but decreases rotating mass to aid in acceleration Hollowtech technology reduces weight without reducing the crank's strength and rigidity