Owned one briefly for a Tikka. Quality was very good- certainly up there with mcmillan/ manners/AG. Ithe grip was on the smaller side, and further from the trigger than was comfortable for me. In not sure if the Rem version is the same. For the price, they are very good.
Seems like it's been hit or miss reaching him. I have one of his Cross barrels, although I got it early last year. If he was easier to get in touch with, I'd suggest getting one from him. With the difficulties of late, I'd suggest other avenues.
Possibly wrong info. Do you have the tactical or CTR? The tactical uses standard magazines, whereas the CTR uses the ones provided in the link. If you share a picture of your rifle, we could confirm.
The box should wiggle up and down slightly. If it's not, you could have other issues. Put the spring in the right place, and stake it or put a glob of jb weld to act as a stop so the spring won't slide forward.
I have an 18" on my Sig cross. By "luck" what are you referring to. It shoots well, and was used to drop a mule deer by my son a few weeks ago, albeit with a 108 grain bullet.
Had my Tooley-barreled 6cm out the last couple of weekends. The thing is a hoot to shoot. Very minimal recoil, and accuracy you'd expect from one of his barrels.
I've had atlasworxs, Grayboe and Mountain tactical AICS bottom metals. All require a stock to be inletted for them, or use a CTR stock. I much prefer the grayboe over them all, followed by the atlasworx. The mtn tac had issues, so I wouldn't recommend it.
I also have modified a number of...