Handy headset and bottom bracket crank bearing set for your Old School BMX bike. 

We use these parts in the majortity of our builds (see photos)

24tpi bottom bracket for all oold school BMX one piece cranks EXCEPT early Mongoose and Ashtabula (they use 28tpi thread). 
Complete BB set, bearings, cones, cups, lock nut, etc. 
SIlver. 

YST 1 Inch Threaded BMX Headset 24TPI for most old school BMX frames.
Designed for use on BMX frames with 32.6 mm cup size
26.9mm Crown Race
Will NOT fit Road frames with the smaller cup size.