RCU Forums - View Single Post - OS .25FP Any good???
Thread: OS .25FP Any good???
View Single Post
Old 08-12-2010 | 07:52 AM
  #11  
hfenn
Senior Member
 
Joined: Jan 2003
Posts: 990
Likes: 0
Received 0 Likes on 0 Posts
From: BARNWELL, SC
Default RE: OS .25FP Any good???
It's an aluminum piston in a nickle plated liner. They call it ABN construction.
hfenn is offline  
Reply Like