Shimano ES300 68 x 121mm Octalink V2 Spline English Bottom Bracket Upper Stack Height-8 } 250 lumens saddle mounted

} 250 lumens saddle mounted rear light

8mm 800mm Gold

8 Color Orange Weight 415 Width 800 Defined Color Orange

0° 700c 532

and for those looking to optimize each detail in pursuit of speed

Shimano ES300 68 x 121mm Octalink V2 Spline English Bottom Bracket Upper Stack Height-8 } 250 lumens saddle mountedShimano BB ES300 Octalink V2 Bottom BracketsFits Shimano Octalink V2 Spline Cranksets Crankarm fixing bolts not included Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 68 Weight 270 Spindle Interface Type Shimano Octalink V2 Spindle Length 121 Defined Color Gray Size 68Mm X 121Mm Interface English