Shimano 105 BB-5500 Bottom Bracket - Italian 70 x 109.5mm Octalink V1 Spindle Interface MFPN=300-1028-003 Bio Formula easily cuts through

Bio Formula easily cuts through tough grease

Bearing Grade ACB Sealed Headset Type ZS External threadless SHIS Lower ZS56/40 S

4 Color Black Defined Color Black Material Aluminum Rise 30 Upsweep 2 Weight 470 Width 670

whether in acceleration

Featuring a weight savings of 25% compared to aluminum bars the BZA is wide stiff and rowdy

Shimano 105 BB-5500 Bottom Bracket - Italian 70 x 109.5mm Octalink V1 Spindle Interface MFPN=300-1028-003 Bio Formula easily cuts throughShimano 105 BB 5500 Bottom Bracket Italian 70 x 109. 5mm Octalink V1 Spindle Interface. Shimano BB 5500 Octalink V1 Bottom BracketsFits Shimano Octalink V1 Spline Cranksets FC 7700 FC 7703 FC 6500 FC 6503 FC 5500 FC 5501 FC 5503 FC 5504 cranks Crankarm fixing bolts not included TECH SPECS Defined Color Silver Bottom Bracket Shell I. D. 36 Spindle Length 109. 5 Spindle Interface Type Shimano Octalink V1 BB Shell Width (mm) 70 BB Frame Interface Italian