Snap Series II chainrings are super lightweight and stylish, exactly what you expect from a Snap product. Precision CNC machined out of 1/8" thk 6061-T6 alum. plate. Perfectly round with the 110mm bolt pattern.  Compatible with standard 3/32” chains, as well as 8 & 9 speed chains.  Mini light, Pro strong.  Size: 43t.  Color: Black Anodized  Weight : 2.69 oz.