the 308 mounted on a good set of legs and set up properly should have no problems with a 400/5.6. i use the Gitzo 1177M, which is a smaller head, on a Gitzo 1128 CF tripod and have no problems with my FA* 400/5.6 and the *istD.
Herb.... ----- Original Message ----- From: "Alan Chan" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, May 26, 2004 6:33 AM Subject: Re: Ball Heads > 308 is a small head. I would be surprised if it can handle 400/5.6, or even > 300/4.5. The AS B1 I have can handle 300/4.5 nicely w/o tripod collar, if > care is taken.

