The 90 degree transition adds a bit of height without looking out of place on a custom built bike

Charcoal Walnut SIZES 42 / 45 / 48 / 51 / 54 / 57 / 60 / 63 FRAME Double butted

The edges have a tapered shape

15mm through axle

They're lighter too

Velo Orange - Grand Cru 50.4 BCD Double Outer Ring 46t Silver El Cargo The 90 degree transition addsThis is a 46 tooth outer chainring for 50. 4bcd cranksets. It is made from 7075 alloy for extra durability and lightweight performance. It features modern shifting accessories like ramps and pins and is compatible with 5 10 speed drivetrains on non VO spindles. If you are using this as a replacement for a current generation VO 50. 4 crankset, everything will be compatible with 5 11sp.