S&M American Bottom Bracket Kit (19mm)

AMERICAN BB KIT (2.25" OD BOTTOM BRACKET SHELL - ORIGINAL BMX SIZE).  PERFECT FOR YOUR 90'S CHALLENGER BUILD! 

2 6061 ALUMINUM CNC MACHINED CUPS W/ “S&M BIKES MADE IN USA” ENGRAVING 

2 SEALED BEARINGS (R12-2RS) FOR 19 mm SPINDLE

1 ZINC PLATED CENTER SPACER FOR 19 mm SPINDLE - 1.93" (49 mm) WIDE FOR 2.64" (67 mm) BOTTOM BRACKET SHELL