BRAND NEW NEVER USED PLEASE CHECK THIS IS CORRECT FOR YOUR APPLICATION BEFORE BUYING, ANY QUESTIONS PLEASE ASK AND I WILL DO MY BEST TO SOLVE. Conventional headset is designed to fit standard frames & 1 1/8" fork steerers - Headset uses custom made, replaceable stainless steel bearings to resist corrosion - The cups, taper ring & crown race (which is split for easy installation & removal) are all machined from 2014 T6 aluminium - Sealing is achieved through an adjustable taper ring cover & integrated rubber seal - Weight: 120g