Shimano 105 BB-5500 Bottom Bracket - Italian 70 x 109.5mm Octalink V1 Spindle Interface CheckoutTitle=SRAM XX T-Type Build Kit Constructed from extruded aluminum with

Constructed from extruded aluminum with CNC machining

Features anti-sway carriages to protect bike and vehicle

Includes x2 saltplus “pro” nylon hubguards

}Enduro ZERO Derailleur Pulleys for Shimano 11-speed

Holds up to 40lbs of cargo

Shimano 105 BB-5500 Bottom Bracket - Italian 70 x 109.5mm Octalink V1 Spindle Interface CheckoutTitle=SRAM XX T-Type Build Kit Constructed from extruded aluminum withShimano 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 Bottom Bracket Shell I. D. 36 BB Frame Interface Italian BB Shell Width (mm) 70 Spindle Interface Type Shimano Octalink V1 Spindle Length 109. 5 Defined Color Silver