KCNC Radiant R3 Headset - 1 1/8 (EC34 : EC34)

The R3 is a high quality lightweight headset with full stainless steel bearing incorporated in to the cups. The cups are machined from stainless steel, heat treated and TiN (titanium nitride) coated, and form the outer race for the stainless balls and stainless inner.  The top cover is anodised to match the steerer cap and bolt.  Includes matching top cap and alloy bolt - and star nut.

• [SHIS EC34/28.6 : EC34/30]  
• Top Cap : CNC'd 6061 Al alloy
• Split Crown Race : Ø30mm CNC'd aircraft grade aluminium
• High Rolling Sealed 45° angular contact stainless steel bearings
• TiN coated Stainless cups - outer diameter : 41mm
• Stack Height : 21.5mm
• Weight : 64g excluding top cap and nut, 71g with the steerer cap and bolt, 81g with the star nut.