Even with copper washed bullets, 22's are extremely dirty and powder residue cakes on way fast. In short, if your can cannot be disassembled and cleaned, never put 22 through it. Best to save up a bit more and get a bespoke 22 can. i know its more expensive but you can ruin most 556 cans by shooting...

I own a SiCo osprey 9 for my G19 and I cant perrrfectly see over the sights but it is very very close. Also have octane 45 and thats worse but I love the osprey. It is quiet, light, adaptable and pretty damn cool looking on most pistols.

Hello, The neilsen device moved with the barrel axially, so it should not pose a threat of baffle strikes or anything like that, so you should be ok, but I would suggest waiting for the spacer. I have shot a 9mm carbine with the Neilsen device on my octane 45 and was ok, so while this is not a solid...

I own both the Hybrid and the Omega, I use the ASR mount most of the time for both. Only the big bore Harvester can use the ASR. The normal harvester is thread on. All can direct thread if you want them to, though.

I am currently searching for such an item. I would imagine that you may need to contact a custom barrel maker like Krieger, Lilja etc and see what they say. I know for bolt guns they can do...pretty much whatever contour, caliber, twist you want.