T11 FRONT Shell is fabricated from 6061 aluminum. The axle is 12mm o.d. aluminum for 9mm QR skewer. Bearings are two: 6901-2rs O.L.D.: 100mm. Available colors are polished silver, black, blue, red, gold, green, pink and purple anodized. Spoke Hole Drilling 16h, 18h, 20h, 24h, 28h, 32h Weight 91.8 grams