Differences between the 500 and 590A1, the 590A1 adds:
- metal trigger guard
- different magtube design
- heavier barrel
- 14", 18.5" or 20" barrel
I think the safety button is also made of metal on the 590a1, the 500 is in plastic
Originally Posted by deegee
Don't forget the adjustable LPA sights. Sweet sights.
I beleive also that the SPX have a ported barrel.
Can anyone confirm its a OKC M9 Bayonet?
Yes Bambi, it is an OKC M9. I bought mine yesterday and it's there.
Correct. I forgot that one.
Originally Posted by StockHausen
The 500 SPX 51523 and 590A1 SPX 50771 have LPA sights.
Originally Posted by ghostntheshell
The 500 Tactical Tri-Rail 50589 does not have LPS sights.
The 500 SPX 51523 and 590A1 SPX 50771 are ported.
Originally Posted by Antoine22
The 500 SPX 51523 is also the ATI adjustable stock while the 590A1 SPX 50771 is not.
Originally Posted by Sasuke Sarutobi
Are 14" barreled ones available?