The Primato Advanced Track Chainset is unbeatable value for money. A stiff, one-piece track crankset made from lightweight forged alloy, then finished with brush polishing or anodising. Miche 144bcd 1/8th Track Chainrings provide you with an aerodynamic profile that helps further streamline your setup and can be ordered in a wide choice of teeth, unlike other options at this price range. Features: One piece light weight forged alloy track cranks Chainring: AL 7075 T6 reinforced, CNC, Total Treatment hardening process JIS Square Taper Standard Weight: 600g (165mm)