Two black sealed ball bearings labeled "ESM BIKES" are stacked next to a metallic spacer on a white background—key components of the S&M USA Bottom Bracket Set for American BB setups or BMX bottom brackets.

S&M USA Bottom Bracket Set

Black / USA / 19mm
$55.58
$55.58 $85.51
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Two black sealed ball bearings labeled "ESM BIKES" are stacked next to a metallic spacer on a white background—key components of the S&M USA Bottom Bracket Set for American BB setups or BMX bottom brackets.
  • Two black sealed ball bearings labeled "ESM BIKES" are stacked next to a metallic spacer on a white background—key components of the S&M USA Bottom Bracket Set for American BB setups or BMX bottom brackets.
  • Two black sealed ball bearings labeled "ESM BIKES" are stacked next to a metallic spacer on a white background—key components of the S&M USA Bottom Bracket Set for American BB setups or BMX bottom brackets.
S&M USA Bottom Bracket Set

S&M USA Bottom Bracket Set

$55.58
$55.58 $85.51
Colour
BB TypeUSA
Spindle Size19mm

An American bottom bracket kit from S&M for the 2.25 inch outside diameter shell, the original BMX size. It suits 1980s and 1990s builds and any re-pop frame that uses an American bottom bracket, and it is made in the USA.

The set includes two 6061 aluminium CNC machined cups engraved with S&M Bikes Made in USA, two sealed R12-2RS bearings for a 19 mm spindle, and one zinc plated centre spacer for a 19 mm spindle measuring 1.93 inches (49 mm) wide to suit a 2.64 inch (67 mm) shell. It comes packaged in a poly bag with a header card.

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