Chris King NoThreadSet™ Standard Sealed Threadless Headset - 1-1/8" - Sotto Voce Silver - USA Made 2.40 Profile Racing introduced the product

Profile Racing introduced the product that revolutionized all current methods of holding your wheel onto your bicycle -- the Profile Volcano Cone Washers

These pedals have a 9/16" spindle

BCD: 104mm

Two sets of breathable foam pads ensure a custom fit for each rider’s personal needs

Chris King NoThreadSet™ Standard Sealed Threadless Headset - 1-1/8" - Sotto Voce Silver - USA Made 2.40 Profile Racing introduced the productThe Chris King NoThreadSet Standard Threadless Headset features Legendary made in house bearings constructed of surgical grade stainless steel. Engineered, manufactured and assembled in Portland, Oregon USA with the King Lifetime Warranty. This 1 1 8" standard headset is responsibly lightweight. This headset will fit frames with 34mm inner diameter head tubes and forks with a 30mm crown. Size: 1 1 8" Color: Silver w Sotto Voce logos