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Archive 2012 · Acratech Clamp Releases to fast?

  
 
Scott Stoness
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p.1 #1 · Acratech Clamp Releases to fast?


I bought a Acratech GV2 ballhead for my lightweight gitzo tripod to replace an induro. Same at http://www.bhphotovideo.com/c/product/599678-REG/Acratech_1152_GV2_Ballhead_Gimbal_Head.html

I bought it because it was lighter and able to mount and hold more while being lighter. I use this tripod for hiking.

I am finding the clamp releases in a scary short amount of time. At about 1/2 turn my camera would fall out. I have a kirk L plate on both my 5dii and 7d.

My question is: Any thought on replacing the clamp with a kirk clamp? Anyone else have this experience? Should I just get used to it? Does Acratech have a slower release?

It seems kind of crazy that they would put a safety pin in but have it releases so quickly.

I would be scared to use it with my 500 f4. Adjust the wrong knob (head, clamp, 1/2 kick - lots going on) and crash - out $9,000 camera and body.

When I look on B&H for just clamps they refer to a double speed release. "The Acratech Quick Release Clamp is a quick release adapter that accepts any of the "Arca" style plates, available from Acratech and from Arca-Swiss, Kirk, Wimberly, Really Right Stuff, Foba, etc. It mounts onto a 3/8" screw and features a "double-speed" rubber quick release knob that opens and closes twice as fast as standard "Arca" style clamps." I suspect that this one has the double speed release.

Thoughts appreciated. Scott



Jan 18, 2012 at 10:21 PM
sjms
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p.1 #2 · Acratech Clamp Releases to fast?


i guess in this case the hand is quicker then the eye

yes it is a double speed threaded mechanism. you might appreciate it when attaching a heavy setup on it. just be ready when removing it. it just a matter of thinking what your doing when you do it. it will become natural. at least it should

i use levers



Jan 19, 2012 at 08:56 AM
Scott Stoness
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p.1 #3 · Acratech Clamp Releases to fast?


sjms: quicker than my brain you mean. I think I will swap out the clamp. It is too sensitive. Too dangerous for a sidekick wimberly head. Thanks. Scott


Jan 19, 2012 at 02:32 PM
dcains
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p.1 #4 · Acratech Clamp Releases to fast?


Does Acratech make another clamp which isn't "double-speed"? If so, give them a call, and based on what I've read of their customer service, I'd bet they swap it out for you.


Jan 19, 2012 at 05:19 PM
sjms
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p.1 #5 · Acratech Clamp Releases to fast?


http://acratech.net/product.php?productid=12&cat=3&page=1
http://acratech.net/product.php?productid=11&cat=3&page=1



Jan 21, 2012 at 07:18 AM
Scott Stoness
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p.1 #6 · Acratech Clamp Releases to fast?


Thanks Dcains, sjms. Good suggestions. Thanks.


Jan 25, 2012 at 10:36 PM





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