73.5MM X 38.1 Ø BOTTOM BRACKET SHELL CHROMO THREADED BSA - ID CENTER RELIEF
73.5MM X 38.1 Ø BOTTOM BRACKET SHELL CHROMO THREADED BSA - ID CENTER RELIEF
$6.50
73.5MM 4130 CHROMOLY THREADED BOTTOM BRACKET SHELL
DIMS: 73.5MM X 38.1MM Ø , 1.370" X 24TPI BSA THREADED
RIGHT/LEFT THREADED . LEFT THREADED DRIVE SIDE OF SHELL IS IDENTIFIED BY GROOVE . THE INTERNAL CENTER IS RELIEVED . 16MM WIDTH OF THREADS.
CLICK HERE FOR PDF DRAWING OF SPEC SHEET
SHELL WIDTH IS .5MM OVERSIZED TO ALLOW FOR POST WELD/BRAZING FACING OF EACH SIDE FOR FINISHED WIDTH OF 73MM
EST WEIGHT - 105g
SKU- TBE-BB-BSA-73-4130
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