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bringing back an old thread,

8.8gr of WC296 and some cast 220gr hi-tek coated lead projectiles, 980fps average (N.I. Forum chrono)
all functioned as it should, 11.3 Wilson Combat stainless match...

I've found the ADI mil serp once fired good for converting,

I've also found resizing back to 223 first then cutting brass makes it easier to resize to 300blk and gave me a better results
rather...

Thanks, I'll try some N110 loads, see how they go.

whats your load and what projectiles?
barrel specs?

H4198 works for me, still working my load down,
some success with H4227 (same as AR2205), would cycle but no bolt hold open

I had to open up the gas port on my barrel to 2.3mm to get subs to...