alignment

I've searched and found bits and pieces of infromation including Tony's videos but I thought I'd ask the Smiths and assemblers here for advice specific to my situation. I have a new heavy barrel that isn't mounted. The accompanying oversized op rod guide has what I'd describe as a moderate...

Hello all! I have a Troy MCS on my M1A, and I'm having an issue with my top rail alignment. Windage is pretty close to zero, but I'm way out of alignment on elevation. This wouldn't be an issue, except it's out of alignment in the wrong direction. Are there any experienced hands here who...