Please help me identify those cranks spiders ..

[thnos]

Got these with a bunch of parts lately, don't know what brand they are and if they come with particular crankset ..??
Any info will be welcome ! Thanks !

 

[KermitGKona88]

Re:

Mountain Tamer (Quad drive :?: ) they are an adapter to allow you to fit a fourth chainring on the front, early 90's Americana

 

[KermitGKona88]

Re:

Seems they may still be going :shock:

https://www.google.co.uk/url?sa=t&rct=j ... 2529,d.d2s

 

[thnos]

Re:

thanks kermitgreenkona88 !

Anyone as an idea about the 3dv spider ?

 

[pete_mcc]

Re:

It's an Avid micro adapter.

 

[thnos]

ok, I found some informations about it :
http://www.bikepro.com/products/cranks/ ... ts-c.shtml

Thanks pete_mcc !