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hollow aluminum center axles with 6x1mm axle bolts and a 3 pawl aluminum driver with 16T Shimano style cog for solid and reliable engagement
Axle Width - mm: 110
Shorter tracks with lower starting hills where instant bursts of speed are essential
Ergonomically Pre-shaped and Fully Vented Knee - generously contoured to accommodate all types of knee braces and guards while a molded air-intake system cools and protects
Silicone gripper band
Promax PI-1 Alloy Press-In Threadless Headset location-68030398627-out-of-stock hollow aluminum center axles withThe Promax PI 1 Headset is two headsets in one! Because the bearings are 45x45 you can remove the other cups and use them as an Integrated headset. This takes the pain out of making sure you are buying the right headset and knowing that when you switch frames you will have what you need. SPECS: SIZE: 1" and 1 1 8" STYLE: Standard press in cups, 45x45 bearings so it can be used and an Integrated headset too! BEARING: Super smooth rolling, precision
