The quality of gear shifting is very high, thanks to ramps added on the outer chainring.
CNC machined chainrings compatible with 10 or 11 speed MTB.

Material: 7075 T6 aluminium
Inner/Middle/Outer: 64pcd/104pcd/18/23mm wide arm
Weight: 65g (Outer 42t)

Please note there are two widths of arm available 18mm and 23mm. This is measured where the arm of the chainring meets the arm of the spider, just below the bolt holes.