



S&M USA Bottom Bracket Set
Description
Dial in those old school beauties with one of these ripper USA BB's from USA legends S&M!
American BB kit (2.25″ OD bottom bracket shell – original BMX size). Perfect for your 80’s/90’s builds or any re-pop frames that use American BB’s. Made in the USA.
Set Includes:
- Two 6061 aluminium CNC-machined cups with “S&M Bikes Made in USA” engraving.
- Two sealed bearings (R12-2RS) for 19 mm spindle.
- One zinc-plated centre spacer for 19 mm spindle – 1.93″ (49 mm) wide for 2.64″ (67 mm) bottom bracket shell.
- Packaged in poly bag with a header card.
Made in the USA!
American BB kit (2.25″ OD bottom bracket shell – original BMX size). Perfect for your 80’s/90’s builds or any re-pop frames that use American BB’s. Made in the USA.
Set Includes:
- Two 6061 aluminium CNC-machined cups with “S&M Bikes Made in USA” engraving.
- Two sealed bearings (R12-2RS) for 19 mm spindle.
- One zinc-plated centre spacer for 19 mm spindle – 1.93″ (49 mm) wide for 2.64″ (67 mm) bottom bracket shell.
- Packaged in poly bag with a header card.
Made in the USA!




