MCS CHAINRING  

Made in USA.

 MCS gears are constructed from machined aluminum. Universal 110mm (bcd) diameter 5 bolt  pattern.  Rings 38t and larger are convertible in that they also have a 130 mm bolt pattern in addition to the 110 mm pattern. 

Fits  1/2", 3/32"

Picture may not be the size of the actual chainring listed and is used to represent the product.