Need new ball joints, anyone know what a-arms these are?

[DVXracer]

Picked up an old 400ex yesterday for a steal to fix up, it needs balls joints but I'm not sure which ones to buy... I'm guessing I'll just have to take them out and check the thread size... anyone know what kind of a arms these are?

http://i68.tinypic.com/xe23w2.jpg

http://i67.tinypic.com/29c1549.jpg

[400man]

they kinda look like ASR a arms. they should have a website, and also sell on ebay