zigzag

The "sit back" on the zigzag is less than 1/2 inch or 2cm or so. Very minimal and far less that with all but the highest best tuned friction hitch, slack tender combo. I can't speak to the uni as my exposure has been limited. I believe the zigzag is lighter. But I have yet to do an actual comparison.

Here are some pics:

Very compact
351356-ZigZagMain2013-02-07.jpg


351356-ZigZagFront2013-02-07.jpg


No problem at about 30ºf or 0ºc
351356-ZigZagSnow2013-02-07.jpg


A compact "M" set up
351356-ZigZag%2522M%2522re-direct2013-02-07.jpg


Last one

351356-ZigZagSide2013-02-07.jpg
 

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That is one pretty tool! So does the ZZ not fully collapse when going up?

The Uni has no setback.

Dave
 
Nice M-Rig indeed!

I´ve heard that the ZZ runs better on thinner ropes.
I could imagine that with time (and abrasion) fatter rope will run smoother. ;)
Though the pulley seems pretty stuffed with your 1/2" Kernmaster (is that right?), so I am not to confident that it'll wotk out good with Vortex (which i love!)...
 
Dave,

Usually, but depends a bit on line diameter, climbing style etc. With enough rope weight straight beneath it the slack falls through.

AustrianMax,

The line is actually 7/16" or real close to 11mm Kernmaster. The devise is rated for 11mm to 13mm . Everything up to 13mm seems to work well.

Short video: http://www.youtube.com/watch?v=kGGn3kuqQvU

Tony
 
I believe if the Zig-Zag where to add one more "clutch" at the top, and left the bottom clutch sticking out a 1/2" further so you could get your thumb on it, that it would release with the bottom clutch SRT.

I will be curious to see how the stainless steel stands up to wear. It is like rope jewelry.
 
[ QUOTE ]
The "sit back" on the zigzag is less than 1/2 inch or 2cm or so...

[/ QUOTE ]

Tony, after watching your video it sure looks like the ZZ moves more than the one inch from fully collapsed to fully extended and locked that it would need in order to have less than 1/2" of setback. What am I missing?

Dave
 
It engages almost immediately when weighted. The 1/2" I am referring to is the amount of rope throw past the slack tending pulley to advance the knot.

You know that couple of feet we used to have back in the day with a traditional system and a taunt line hitch
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I guess if you factor in the friction chain expansion it would have more than 1/2" I just don't notice it. Still got a bit of quickness left
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and a bit of game!

End story is I find it to provide really good VT like performance right out of the box. I would have little concern putting a new climber on this system and some old ones are gunna find it the holy grail.

Of course other will hate it.

I am O.K.with that too.

No big climbs in the near future, but it's cold and wet and miserable anyway for climbing, damn Noreasters. I'll look forward to putting it through the paces soon though.

Tony
 
Not quite as easily as the Spider Jack. (I am not sure that is a bad thing) It needs about 15' of rope pretty straight through it. The higher the better the self tending gets.

Tony
 
Nice, thanks for posting. I'm curious to see what it's like around 5 degrees F with a bunch of sugary or sticky snow on the line. If it runs smoothly in those conditions it would be much nicer than a cord on cord set up. Take it out after the Noreaster!
 
Here is a pic of my ZZ/RW/7" stiff tether combo. The tether is made of stitched New England Tech cord and shrink tubing. So far so good, but I have only been on it a week.

Donny
 

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The rope in the pics is Kernmaster, but I also use poison Ivy with success.

Just as with cordage there are differences, but in my experiencve they have been minimal with ZigZag performance.

I have not gone to extreams though as I am sure a 10mm rope (not recommended by Petzl) would be different than a 13mm

Tony
 
As Tony has said and showed the zig zag is pretty sweet. He brought it out to shop i got to play a lil with it.It seems very smooth.

I think it will be a great tool for sure! Cant wait to try it in a full day of climbing.
 
Since you have to push the end of the rope through the mechanical hitch, and it will catch sometimes even if you just melted the end weird when cut, I'm pretty sure that would be impossible.

Just my experience.
 

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