Jeffrey 102 mount

SchizoSkier

Active member
I ski 75% park 25% all mtn. Normally I’d mount true center or recommend but the recommended for these is super far back. Should I go true center or -1.5 or what

1048449.jpeg
 
I’ve always ridden my Jeff’s -2.5cm which I believe is the recommended and found it solid anywhere. True center tends to be a little forward actually since your center balance is a bit further forward in your boot than the center line (about 1cm) If you are going for a more “true center mount” -1 will have that effect since it’s offset. I could be totally wrong but I think this tends to be what team riders like mango do. Iggy knows best tho

topic:SchizoSkier said:
I ski 75% park 25% all mtn. Normally I’d mount true center or recommend but the recommended for these is super far back. Should I go true center or -1.5 or what

View attachment 1048449
 
14455528:Hysix said:
I’ve always ridden my Jeff’s -2.5cm which I believe is the recommended

Pretty sure jeff factory rec is -4.6 cm from center which isn't further back than a lot off all mountain freestyle skis, and jeffs feel to me more forward mounted at recommended than other similar skis mounted there.
 
14455545:Chunderface said:
Pretty sure jeff factory rec is -4.6 cm from center which isn't further back than a lot off all mountain freestyle skis, and jeffs feel to me more forward mounted at recommended than other similar skis mounted there.

u right
 
i got mine centre and im super happy with them. in saying that i havn't ridden a pair of skis that isn't centre in like 4 years
 
I’ve only ridden center and I learned to ski on center mounted poachers do u think I’ll be fine center mounting these jeffreys

14455563:Pakanaka said:
i got mine centre and im super happy with them. in saying that i havn't ridden a pair of skis that isn't centre in like 4 years
 
Go +2 from recommended. It's money on rails and it'll ski better than a center mount, it's also the Oski mount point if that helps influence your decision
 
Is that just -2 from center?

14455597:Paul. said:
Go +2 from recommended. It's money on rails and it'll ski better than a center mount, it's also the Oski mount point if that helps influence your decision
 
14455597:Paul. said:
Go +2 from recommended. It's money on rails and it'll ski better than a center mount, it's also the Oski mount point if that helps influence your decision
14455653:SchizoSkier said:
Is that just -2 from center?

For the Jeffrey shape, it will scale proportionately with sizing, so full range looks like -

161: -3cm

166: -3.25cm

171: -3.5cm

176: -3.75cm

181: -4cm

186: -4.25cm

191: -4.5cm

Mount mark is notch on left sidewall of both skis.

The sidecut will engage best when mounted at recommended line as-designed, but there is some play if you want to move forward or back.

Many team guys and employees mount their Jeffreys at +2 from the line comfortably - Oski, [tag=184429]@Paul.[/tag], and myself included.

We don't advise going more than +/-2cm in front or behind the line, since you run a risk of putting holes outside the binding mat.

This applies to J96 / J102 / J110 / J118 as well.
 
I had my Oskis mounted up today dead center which might’ve been a mistake. Likely going to remount them +2 Rec. op what did you end up doing?
 
14497404:Film. said:
I had my Oskis mounted up today dead center which might’ve been a mistake. Likely going to remount them +2 Rec. op what did you end up doing?

Center mount, they ski great
 
14497405:SchizoSkier said:
Center mount, they ski great

True, I might give them a second go before remounting then. Heard some ON3P’s have been coming out of factory with strange tunes.

I was literally on a flat cat walk and inside edge was catching/ digging into snow. Did not feel stable at all.
 
Yeah dude, get the edges reset. I had the same problem. Can’t believe on3p is still shipping skis like this.

14497412:Film. said:
True, I might give them a second go before remounting then. Heard some ON3P’s have been coming out of factory with strange tunes.

I was literally on a flat cat walk and inside edge was catching/ digging into snow. Did not feel stable at all.
 
14497457:Chunderface said:
Yeah dude, get the edges reset. I had the same problem. Can’t believe on3p is still shipping skis like this.

It’s likely not a bevel problem. Just got a lengthy/ informative email from On3p saying the following:

“Thanks for the email. While we typically don't recommend going that far forward, if you are used to center mounted skis plenty of people like them there.

Do you have just one day on them? If just a single day, could be as simple as the edges are just too sharp. I would ski them a few days before you do any remounting.

If by unstable you mean the edges just feel grippy or are pulling the skis - it can be basically two things. Low base bevel or too sharp. We had a small number of skis with low base bevel in the production groups in 2020 and 2021 - but haven't heard of a base bevel issue in any skis that were build going back around 15 months now, so I would suspect it isn't bevel and rather that just the edges are too sharp on day one.

In terms of feel, if you are feeling fine in a turn but on things like traverses or cat tracks the skis is wanting to grab and pull - it is because the edge isn't under pressure and you are getting bits of random contact that then drive one ski separate from the other.

We normally tell people that we feel the factory tune is too sharp by about 3 days of skiing - so if you are coming from skis that are pretty dutuned it can feel pretty stark. It is the point we've found we've gotten the least amount of feedback back, though (still too dull for some).

Someone on NS just went through this - coming off older pair of Kartel with dull edges, felt really hooky being on a brand new pair - and totally solved after about 2 days of skiing when the edge sharpness broke in.

https://www.newschoolers.com/forum/thread/933191/ON3P-Jeffrey-102-won---t-hold-an-edge

My guess here is it is likely that. You can speed that process along by just detuning with a gummi a bit to your need - or give the skis a few days of skiing.

If by day 4 you are still feeling that pull, let us know but I wouldn't consider adding new holes until then.

Being forward on the mount will make the sidecut a bit less locked in because you are sitting a good bit ahead of its transition, but not so much that it hooks and I think you likely are just seeing sharp edges grab the ski a bit.

Oscar is at the forward mounting line - so that is +2cm of recommended (so spot relative to center will alter by length, but -2cm in a 181cm). That would be the forward team line.

That said, there are a few team guys at +3cm of that line, so I think we should just check the edges - get sharpness right, ensure bevel right - before we talk about extra holes.”

ON3P with the best customer service in the business per usual!
 
It is a bevel issue, which on3p states as a possibility in that email. It's not the edges being too sharp. Check out the TGR thread. Tons of people having problems with the skis being hooky and fixing it by resetting the bevels. If was edge sharpness, detuning the skis would fix it. It doesn't. When people reset the bevels, it fixes the issue.

I'm not sure what on3p considers a "small number of skis," but a lot of people had this problem.

14497506:Film. said:
It’s likely not a bevel problem. Just got a lengthy/ informative email from On3p saying the following:

“Thanks for the email. While we typically don't recommend going that far forward, if you are used to center mounted skis plenty of people like them there.

Do you have just one day on them? If just a single day, could be as simple as the edges are just too sharp. I would ski them a few days before you do any remounting.

If by unstable you mean the edges just feel grippy or are pulling the skis - it can be basically two things. Low base bevel or too sharp. We had a small number of skis with low base bevel in the production groups in 2020 and 2021 - but haven't heard of a base bevel issue in any skis that were build going back around 15 months now, so I would suspect it isn't bevel and rather that just the edges are too sharp on day one.

In terms of feel, if you are feeling fine in a turn but on things like traverses or cat tracks the skis is wanting to grab and pull - it is because the edge isn't under pressure and you are getting bits of random contact that then drive one ski separate from the other.

We normally tell people that we feel the factory tune is too sharp by about 3 days of skiing - so if you are coming from skis that are pretty dutuned it can feel pretty stark. It is the point we've found we've gotten the least amount of feedback back, though (still too dull for some).

Someone on NS just went through this - coming off older pair of Kartel with dull edges, felt really hooky being on a brand new pair - and totally solved after about 2 days of skiing when the edge sharpness broke in.

https://www.newschoolers.com/forum/thread/933191/ON3P-Jeffrey-102-won---t-hold-an-edge

My guess here is it is likely that. You can speed that process along by just detuning with a gummi a bit to your need - or give the skis a few days of skiing.

If by day 4 you are still feeling that pull, let us know but I wouldn't consider adding new holes until then.

Being forward on the mount will make the sidecut a bit less locked in because you are sitting a good bit ahead of its transition, but not so much that it hooks and I think you likely are just seeing sharp edges grab the ski a bit.

Oscar is at the forward mounting line - so that is +2cm of recommended (so spot relative to center will alter by length, but -2cm in a 181cm). That would be the forward team line.

That said, there are a few team guys at +3cm of that line, so I think we should just check the edges - get sharpness right, ensure bevel right - before we talk about extra holes.”

ON3P with the best customer service in the business per usual!
 
14497511:Chunderface said:
It is a bevel issue, which on3p states as a possibility in that email. It's not the edges being too sharp. Check out the TGR thread. Tons of people having problems with the skis being hooky and fixing it by resetting the bevels. If was edge sharpness, detuning the skis would fix it. It doesn't. When people reset the bevels, it fixes the issue.

I'm not sure what on3p considers a "small number of skis," but a lot of people had this problem.

I’m gonna give ‘em a few more days of riding and see. Last skis I rode are my dedicated park skis; 180 edollos and the edges are super dull. If they still feel wack after a few days I’ll post back in here and go about resetting the bevel.
 
I would detune the tips and tails. This was an issue, but they finally found out where and how the failure's were occurring. I had an issue on one pair of ski's, but everything since has been spot on.
 
14497870:Session said:
I would detune the tips and tails. This was an issue, but they finally found out where and how the failure's were occurring. I had an issue on one pair of ski's, but everything since has been spot on.

Skied them a few more days and now they ride great. Just wasn’t use to super sharp edges.

I did end up remounting them +2 from rec and while the skis are fine center mounted +2 from rec is the most perfect all mtn/park ski I have ever ridden. Ripped some powder in the morning, dropped cliffs. Sent my first backflip and then finished the afternoon slaying park on the same ski.

If you are asking why I decided to mount them center to begin with. I was devastatingly hungover at the shop at 9am and wasn’t thinking straight.
 
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