Cold forged 6061 aluminum, 5-arm 110mm B.C.D. Black anodized. Oversized hollow pipe spindle. Sealed-bearing external-bearing BB set is included. Light & strong. A complete set (arms, spindle and BB set) weighs between only 22.8 oz (638g) to 24.9 oz (696g)! Black only.
NOTE: Bottom Bracket may be GOLD or BLACK depending on batch version. Gold in photo is purely for reference. Your set may come with a Black bottom bracket.