May 4, 2007 · LMT's port runs around 0.071 on the 10.5's as the upper was designed to run with a can. The difference in port size means that the LMT should NOT need heavy buffers when …

Oct 9, 2015 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Jun 27, 2014 · LMT just responded to an e-mail that I sent on this issue. They said to try a H buffer and, if it runs too hard for my liking on that, move to a H2. Keep in mind that the LMT …

Feb 5, 2025 · For all of the owners of a LMT 10.5 upper with a front shight base, LMT what buffer are you running? I bought a factory LMT SBR with the 10.5 inch barreled upper receiver and it …

Dec 10, 2014 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Sep 2, 2018 · I would not use the LMT enhanced carrier with the 10.5" mrp. It is not recommended by LMT. The altered cam pin channel on the enhanced carrier has the side …

Jan 13, 2009 · Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Jan 29, 2018 · Hey ARFCOM need some help with a MK18Mod0 buildSpecs:LMT factory 10.5 upper and BCM BcgNoveske N4 lower and H buffer Brownells mags brand new Gas block …

Oct 28, 2007 · Does the LMT 10.5" gasport have to be opened up a little bit larger to run all types of 223,5.56 ammo? Iplan on getting one soon and would like to know.

Aug 3, 2009 · IIRC though, the LMT 10.5" were drilled to cycle with a standard carbine buffer. to back that up, my LMT 10.5's won't function 100% with an H2, they'll short stroke with certain …