Iris is a Spanish chain manufacturer based near Bilbao in Basque country. Founded in early 19th century, it's tradition is remarkable. Today, Iris is still in existence and produces high quality motorcycle and intustry chains. 

This Iris Bicycle chain is in NOS condition and still packaged in its original box. The chain is well greased from the factory, which preserved it into these days in perfect condition without any oxidation whatsoever. This chain will suite any vintage 70s and 80s bicycle with up to 8-speed drivetrain. 

Compatible with 5,6,7 and 8 speed shifting.

Size: 1/2 x 3/32" 112 links.