Trumpet
SCSC/NRA life member. MSI member
- Oct 29, 2005
- 2,083
Alright,
So I know about the 29" OAL thing. I'd like to SBR an M4E1 lower for a dedicated straight-pull .300 build. No gas system at all. However, it's an AR lower. How would you describe it when filling out the form 1, so they just don't assume it's an AR that won't meet the 29"?
So I know about the 29" OAL thing. I'd like to SBR an M4E1 lower for a dedicated straight-pull .300 build. No gas system at all. However, it's an AR lower. How would you describe it when filling out the form 1, so they just don't assume it's an AR that won't meet the 29"?