240 WBY 105g HPBTs

Is ur uncle mikes stock keeping vertical stringing minimal?
This is my vanguard...made a little transition over the years lol
I switched to a Boyd's and freefloated the barrel
 

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Heres the 300 yard group testing with 53.5g RL26 at 3250fps, bullets seated from .005" off to .030" off. Its down to 2.25" at 300 yards with the classic 2 and 1 out. Gonna try a few more depths seated deeper and see if it cant tighten up a bit more. I'd like to see it around the 1.5" mark or 1/2 MOA. Could also try the CCI250 and see if it makes any noticable difference from the WLR. Also blew a primer out at 55.7g during the previous ladder test. No noticable pressure signs other than velocity at 55.4 or 55.1 Surprised me a bit and ruined a $2 case. Bolt lift was also quite stiff on this one...75 denotes the .005" load and 50 was .030" off, which shot the best.

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I've been reloading for my 240 for awhile and shoot the 103eldx with RL 25.....my problem is I am getting case.head separation after 3 firings..... what do you do to prolong your brass....neck size?
 
I'm going to try RL 26 see if I can gain some speed....only get 3200 with a 103 w/ a 26" 8.25twist. I'd like to get 3300.
Been shooting the factory, cheaper Norma factory ammo and shoots sub 1/2 MOA...if it had a better bullet I'd stick with it.
 
RL26 will definitely get you the speed you're after. 3300 is easily doable in the 26" tube. I ran mine up to 3350fps before it started getting a bit to warm. 3250fps from a 24" tube isnt too bad and where the accuracy was anyway for me. No deer or coyote is going to know the differnece of 50-100fps... Here is some quickload info for the 105s. You can probably add 50-75fps on those numbers with your 26" tube. These are MAX charges, so work up carefully. I popped a primer at 55.7g RL26 with mine, so like I said, these numbers are about absolute max. I'm currently loading 53.5g for 3250fps at 1/2 MOA. 55g is about as high as I would go in my rifle at 3350fps, but it didnt shoot that great, so no need to go that high and ruin brass.

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