AEROZINE
BB30 to BSA CUP

Model No.：BB30 Adapter // Plastic BSA bearing cups

for BB30 frames to BSA system frames

Adding this adapter to the BB30 frame makes it easy to change the BSA system frame when using a Shimano crank.

• Keep the BB30 system and add extra this adapter which easy change to BSA BB system .
• Plastic material – no increase in weight.
  

MODEL #BB30 to BSA CUP

Specifications:

• Plastic R& L Bearing cups for BSA BB
• BB Shell Width 68, 73, 83mm
• BB Shell diameter 42mm
• Weight 38g