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Posted: 4/30/2017 1:17:18 AM EDT
Does anyone else look to Optimum Barrel Time and Quickload to develop loads that may be right for their guns?

My 7mm-08 AR10 has a 22" barrel and according to this chart OBT Chart around 1.127 ms would be one of my nodes.

If you want to read more on the optimum barrel time then this is a good read. Optimum Barrel Time Research

I used quickload to determine about what powder charge I needed to obtain that node. Warning you have to adjust quickload to fit your rounds. I'm loading longer than SAAMI specs. My case capacity measured in water was 1 grain higher than the default quickload.

I haven't gone to the range yet, but I've loaded up some test rounds to see how things go.

Here's what it looks like in quickload.

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