Race Face SRX ISIS Bottom BracketRace Face SRX ISIS Bottom Bracket CNC machined, heat treated, hollow chromoly M15 spindle. Shot peened finish for fatigue strength. Forged & CNC'd aluminum cups & reinforcing sleeve. Single row, full ball, sealed cartridge bearings. Low friction labyrinth spindle seal keeps out contaminants & increases bearing life. Newly improved extreme conditions bearing grease. 64 ball bearings in each bottom bracket. Fixed cup spacer (2. 5mm) allows BB to be used

Use the FR-3 for the Sun Tour® freewheels with four notches

Shimano Tiagra 4400 brake levers for drop handlebars

BCD: 130mm Asymmetric Bolt Spacing (ABS)

Shimano BB-RS500 Hollowtech II Bottom Bracket

the Topeak Mini Dual Pump ensures your tires are always ready for action

more reliable ride

Improved tool engagement

2mm in diameter

The Park Tool PMP-3

not only allowing the cyclist to be seen

Shimano 105 5700 10 Speed Road Cassette

THUMB LOCK Plastic