Robinson XCR Lever Release - Who has one of these on order?

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Brian838
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Re: Robinson XCR Lever Release - Who has one of these on ord

#11 Post by Brian838 »

nickb834 wrote:
Brian838 wrote:
nickb834 wrote:I've just put a deposit down on a .308 one of these - quoted lead time is 3/4 weeks to get them shipped and anywhere from 0 to infinity to get them proofed.

I'm hoping it turns up by the time my oop North club gets back onto Strensall (soooo close!)
Cool! You will have to let us know how you get on. Was anything mentioned about a thumb release extension they are working on?
No nothing mentioned, tbh I didn't know it was even discussed till I saw it somewhere after I'd placed the deposit (can't find that now either).

I'm guessing some sort of Magpul B.A.D device might be the design? Not sure I fancy that as given the bolt release is in front of and below the trigger - then whatever it is - it's going to cut straight across the side of the trigger and look a little Heath Robinson.

I'm not sure but I think looking at the XCR-M the bolt release needs to be a push straight down affair to drop the bolt catch - so a lever in the style of the BAD lever wouldn't work - as it's a rotate around a point device as opposed to a linear downwards movement. Failing that there's a fair bit of work I'd imagine to change the internals to accomodate a thumb safety as per SGC's method.

My motivation for getting one of these is that shooting either of my straight pulls (Dragunov / AKMS) requires to break my position AND it hurts (aw diddums!) my trigger finger racking the action (after about 40 rounds) - and just occasionally a round needs a bit more effort to extract (I've got a dodgy shoulder to boot now), so for me I don't think I'm that fussed about a thumb lever on this particular rifle.

Thumb levers I think work / look best when it's done a la SGC - move the safety to the right and use the left hand side for the lever release. In fact - truth be told, I'm going for the XCR-M as it's a .308 (and it's different) and the price is nigh on a grand less than what Bob wants for a .223, and I'm kinda hoping with the competition from Lodock and Caledonian - Bob drops his prices so I can get the .223 as well.
When I last spoke to them on the phone, they were still looking at designs for a thumb lever, I mentioned the few ideas that had been suggested on here, the best I think being a lever that follows the profile of the trigger guard, comes upwards and out just below where the thumb rests.
nickb834

Re: Robinson XCR Lever Release - Who has one of these on ord

#12 Post by nickb834 »

I found this today:

http://xcr.robarm.com/L%20Assemblies.pdf

Looking at it - the lever as you describe it won't work unless - you can mount it such that it's a purely linear up and down motion.

If you have a look at the bolt catch etc it needs to be pushed straight down, perhaps a short rod that presses it down with a pin at the top, a lever held by the same pin - and crucially that lever also pinned at the end (perhaps just above the magwell). Ignore how heath robinson this is on this drawing but its a rough idea:

Image

Now - obviously this is crap and like having meccano on the outside of your rifle. I don't think there's really elegant solution a la the bad lever - far better to modify the internals and have it as per SGC.

For me though - I'm not bothered about a thumb release - the XCR-M as is should suffice for me.
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bradaz11
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Re: Robinson XCR Lever Release - Who has one of these on ord

#13 Post by bradaz11 »

i'll see how it is when I get hands on on one. but theres no reason why the push rod needs to be that long, , it only needs to be long enough to actuate... so it could be mounted lower
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Sixshot6

Re: Robinson XCR Lever Release - Who has one of these on ord

#14 Post by Sixshot6 »

bradaz11 wrote:i'll see how it is when I get hands on on one. but theres no reason why the push rod needs to be that long, , it only needs to be long enough to actuate... so it could be mounted lower
So do you think you'll be able to download your 300 blk to use on a pistol range sometimes or like you said before, it's just for the moderator use? Tell me how that goes. I just got to get a few things sold and I'm getting one. What optics are you using Brad? I've seen some Leupold AR optics that look the part myself.
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bradaz11
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Re: Robinson XCR Lever Release - Who has one of these on ord

#15 Post by bradaz11 »

i would be looking to use it on shorter range, yes. phederra has success using it indoors.

no idea on optics yet, but i do have a vortex spitfire not on anything atm
When guns are outlawed, only Outlaws will have guns
Sixshot6

Re: Robinson XCR Lever Release - Who has one of these on ord

#16 Post by Sixshot6 »

bradaz11 wrote:i would be looking to use it on shorter range, yes. phederra has success using it indoors.

no idea on optics yet, but i do have a vortex spitfire not on anything atm
I have heard good things about the spitfire, but the price on some AR optics is pretty alright for me.
Brian838
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Re: Robinson XCR Lever Release - Who has one of these on ord

#17 Post by Brian838 »

nickb834 wrote:I found this today:

http://xcr.robarm.com/L%20Assemblies.pdf

Looking at it - the lever as you describe it won't work unless - you can mount it such that it's a purely linear up and down motion.

If you have a look at the bolt catch etc it needs to be pushed straight down, perhaps a short rod that presses it down with a pin at the top, a lever held by the same pin - and crucially that lever also pinned at the end (perhaps just above the magwell). Ignore how heath robinson this is on this drawing but its a rough idea:

Image

Now - obviously this is crap and like having meccano on the outside of your rifle. I don't think there's really elegant solution a la the bad lever - far better to modify the internals and have it as per SGC.

For me though - I'm not bothered about a thumb release - the XCR-M as is should suffice for me.
I was thinking that the lever would follow the profile of the trigger guard and directly attached to the bolt catch, no pivots or levers needed. My profession CAD design (Ahem) shows its position for a left handed shooter. I doesn't need to stick out and would simply be like having a slightly wider trigger guard. It wouldn't interfere with the movement of the trigger finger on the opposite side. In fact, I think you could have it ambi on both sides.
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Re: Robinson XCR Lever Release - Who has one of these on ord

#18 Post by phaedra1106 »

For 25yds you really can't go wrong with a Philippines made Simmons WTC 1.5-5x20 if you can find one, they are superb little scopes and a lot cheaper than some of the newer options, typically £50-£70 used.

I have 3 of them, one on each of my Henry 44's and the 3rd on my 300aac Handi Rifle :)
There's room for all Gods creatures, next to the mash and gravy :)
Brian838
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Re: Robinson XCR Lever Release - Who has one of these on ord

#19 Post by Brian838 »

nickb834 wrote:I've just put a deposit down on a .308 one of these - quoted lead time is 3/4 weeks to get them shipped and anywhere from 0 to infinity to get them proofed.

I'm hoping it turns up by the time my oop North club gets back onto Strensall (soooo close!)
I'm still waiting to have a look at the demo version. Have you had yours delivered yet? Things have gone a bit quiet on these.
Sixshot6

Re: Robinson XCR Lever Release - Who has one of these on ord

#20 Post by Sixshot6 »

Yeah, what's happening? I know that Robinson Arms showed them off and called them self-opening actions at IWA in Germany earlier in the year. Might it be due to deciding to ramp up production or something?
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