From now, I'm just going to say that '187' is a tribute to the Scottish Rite, which has Degrees ranging up to '33'. Read more below:
Anyhow, 'NRA' comes back to '33'. On Trump's 99th day in office, he was on the 33rd Parallel in ATL, for the NRA.
Notice the shirt shown is a play on 'Black Lives Matter'.
'NRA' also connects to 48.
'Freedom', or '33'...
You're free to drink alcohol...
And shoot guns...
And smoke menthols.
Last point, the CEO of the NRA couldn't be named or birthed more perfectly.
NRA = 48
Now notice his '33' birth numerology.
11/8/1949 = 1+1+8+1+9+4+9 = 33