Adelaide Mountain Bike Bike Club 
http://www.amtbc.com   

Inside Line Downhill MTB Club
http://www.ilmtb.com/site/

International Mountain Bike Association
http://www.imba.com  

Mountain Bike Australia
http://www.mtba.asn.au  

Volatile Visions® 
http://www.volatilevisions.com.au

180 Sport & Leisure Solutions

http://www.180sls.com.au