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AR15.COM
AR Sponsor
3/2/2009 9:42:58 AM EDT
I have a non-vented FF handguard. Two questions:
1. Is there any curved base rail I can buy to mount to the tube? I have seen regular straight base stock, was wondering if the make a rail with a curved base.
2. There are 2 drilled and tapped holes in the barrel end of the FF Tube. The first one is what seems like 8mm(Bipod?). The second one seems like 6mm(sling Swivel?).
Thanks, Brian
3/2/2009 10:08:02 AM EDT
[#1]
Check out Ergo #4354-AD Radiused Adapter Base for 4 Inch x .400'' ERGO Aluminum U.M.P.  It is a 4" rail that mounts on an alum free float tube.  It comes with a radiused plate for mounting.  You can purchase from Brownells or Ergogrips directly.
3/2/2009 12:11:39 PM EDT
[#2]
That's what I was lokking for!! Thanks.
Brian
3/2/2009 12:28:07 PM EDT
[#3]
The Yankee Hill "customizeable forearm" rails will also fit, and without the need for a radiused adapter.
3/2/2009 4:46:15 PM EDT
[#4]
Quoted:
The Yankee Hill "customizeable forearm" rails will also fit, and without the need for a radiused adapter.


Thanks, that looks perfect. Thanks again AR15.com.
Any answers on the drilled/tapped holes?
Brian
AR Sponsor