TANGE SEIKI NO 320 Original 1980's Vintage old school USED threaded 1" x 24 MINI / JUNIOR headset, will work with most standard 1980's MINI OR JUNIOR old school BMX frame and forks original chrome plating and lower sticker, top sticker missing, lower O-ring is broke, but intact and functional. GOOD USED CONDITION

Steerer OD 25.4  /  Cup 32.6 (1.28")  /  Race 26.3 

It is sometimes necessary or recommended to hone out the fork race for easier installation without damaging the fork, usually this can be done with a Dremmel or die grinder. Otherwise measure and grease components for the proper fit.