Description
The Shimano 105 BB-5500 bottom bracket has been working perfectly for a long time
The 105 BB-5500 bottom bracket from Shimano is an Octalink bottom bracket with 8-speed gearing and a steel axle. The 109.5 mm versions are compatible with 2-way cranks, the 118.5 mm versions with 3-way cranks. Even though it has been around for a while, this bottom bracket still holds up.
SPECIFICATIONS:
Application: Road
Series: 105 5500
Type: BSA, ITA
Shell Width: 68 mm
Axle Length: 109.5 mm
Axle Type: Octalink (Road)
E-Type Compatibility: no
Chaincase Compatibility: no
TECHNICAL INFORMATION:
Bearings: Steel
Axle Material: Steel
Bottom Bracket Cup Material: aluminium
FEATURES:
– 8x toothing of bottom bracket axle and crank
TECHNOLOGY:
Octalink
In Shimano’s Octalink system, the bottom bracket and crank are connected by an 8-tooth contact surface. This provides greater rigidity and greater load capacity, especially compared to conventional square systems.
MODELS:
BSA 68×109.5:
Threads: BSA
Shell Width: 68 mm
Axle Length: 109.5 mm
Compatibility: 2-speed
Manufacturer Part Number: E-BB5500B09
CONTENTS
– 1 x Shimano BB-5500 bottom bracket
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