.5-28 Barrels are back in stock and shipping now. I am picking the tri lug barrels up from melonite tomorrow 12/18/2018 they will begin shipping December 19, 2018 in the same order they were purchased. Thank you for your patience. I apologize for the inconvenience.
All Gen II barrels are now shipping by default with ,055 gas port sizes. If you would like the larger .0625 please put that in the notes when ordering. 3.5" only available with .0625 port
Newer griffin tri lug mounts may not work with this tri lug assembly. Older Griffin and all other manufacturer products that are in spec are not an issue
Custom laser engraving available on barrels by request for an additional charge
Gen-2 MPX-type replacement Drop-in Barrel & Gas Block assembly:
Pre-installed Barrels are available in 4.5, and 6" lengths, with 1/2-28 concentric threads for suppressor use. Thread protector is included.
You can also add a 1-peice HK-type 3-lug, machined directly onto the barrel.
There is no additional cost for shipping it is included in the price of all listed parts. If you would like special services for shipping such as insurance or signature confirmation please make an account on our site and contact us for a shipping quote. ILWT cannot be responsible for lost or mishandled shipments once they are dropped to USPS.
Please use drop-down menu for barrel length and 3-lug option, when ordering.
We use the tightest of tolerances and highest quality control.
All barrels are gas-blocks are proudly made in the USA and engraved ILWT.
*As with any barrel swap, have a qualified gunsmith check head-spacing before firing.
DISCLAIMER: “MPX” is a federally registered trademark of SIG SAUER, Inc. and is one of many trademarks owned by SIG SAUER, Inc.
Neither ILWT, LLC nor this website are affiliated in any manner with, or otherwise endorsed by, SIG SAUER, Inc.
The use of “MPX” on this page is merely to advertise the sale of MPX type barrels, parts, or components.