RCU Forums - View Single Post - GP performance series Extra 300sp Flutter
Old 02-06-2010 | 02:07 PM
  #66  
MLKISSEL
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From: Annapolis, MD
Default RE: GP performance series Extra 300sp Flutter

i guess it could be aluminum, thought that might be a bit soft for a spinner. Must be some sort of alloy..... They do shine up nice though.