Got a gun today, came with some aftermarket parts. I get the FLGR (adds about an ounce) but why the hard aluminum spacer? Purposefully short stroking the gun for some speed racer reason I don’t know about? Seems like all the disadvantages of a shock buff with none of the perceived benefits...

Wilson FLGR 25C $17.50 shipped bought but never installed in a gun - never used

Check these guys out - http://www.anf-advantage.com/1911-Government-Model-1-Piece-Full-Length-Black-Stainless-Guide-Rod-with-Spring-Plug-and-Bushing-Wrench_p_51.html. I like FLGRs, my guns cycle smoother with them and I normally buy Wilson's version because it's one piece and a little shorter...