new from my shop a
profile usa
sealed bearing BB "hop up" KIT
for 19mm crank spindles X (fit into) USA big bb shelled frames 68mm
SE GT ect - if u have the big bb and want sealed 19mm cranks these are what u need to make the cranks fit into your frame...
new !
CNC CONE WASHERS SPACER BEARINGS AS SHOWN.
there is cheaper , but none better. made in USA goodness
see feed backs
on ebay since 2000
fast shipper