Cane Creek Interlok Spacer Kit It Rocks To Interlok With their patented, interlocking design, Interlok Spacers add a unique and secure finishing touch to any Cane Creek headset. These spacers have a small flange that allows them to nest into each other, and a corresponding groove on the Cane Creek headset top covers. The tight fit helps eliminate creaking and ensures direct transmission of preload force to the headset bearings below. Features Spacer kit includes: (1) 10mm spacer and (2) 5mm spacers Tight interlocking design helps eliminate creaking and ensures direct transmission of preload force to the headset bearings below Available in different colors to match your bike's style | Cane Creek | Interlok Spacer Kit 1-10Mm 2-5Mm Black | Aluminum