Shimano Deore SM-BB52 Bottom Bracket 83mm shopify • Frame suitable for medium

• Frame suitable for medium to large faces

it's incredibly survivable

• Silicone non-slip secure strips

which together allows for a more uniform approach to bottom bracket fitment

you probably don't need bib tights that are designed for freezing temperatures

Shimano Deore SM-BB52 Bottom Bracket 83mm shopify • Frame suitable for mediumThe SM BB52 is a popular Shimano bottom bracket which is used in countless cranks, e. g. with Alivio, Deore and ZEE. Its 24 mm bearings (Hollowtech II) provide an optimum stiffness to weight ratio and rotational efficiency. The SM BB52 BSA bottom bracket is available in a version for 68 and 73 mm shell widths and in a version for 83mm shell widths. SPECS Application: Cross Country, City & Touring, Freeride, Downhill Type: BSA Shell Width: 68 mm, 73