I Held the New SOLGW MK.1 — First Look at the Lancer Tactical x Toxicant MWS

First look at the Sons of Liberty Gun Works MK.1 — the Lancer Tactical x Toxicant MWS gas blowback. CNC'd aluminium and steel, Laylax hop rubber, adjustable steel trigger box, ~$1,200, limited to 200 units.

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I Held the New SOLGW MK.1 — First Look at the Lancer Tactical x Toxicant MWS

This is a first-look / teaser post from a visit to Lancer Tactical’s LA offices. The MK.1 is a late-stage prototype, so treat specs as pre-production — the final gun may differ slightly, and I’ll update the channel when it ships.

Lancer Tactical invited me down to their offices in LA to check out the new Sons of Liberty Gun Works Mark I, and I jumped at it. It’s about an hour’s drive for me, and honestly it was worth every minute. This is the MWS gas blowback that Lancer Tactical has been building with Toxicant and Sons of Liberty Gun Works — a copy of one of SOLGW’s most popular models, the MK.1. I got to hold it, dry-fire it, and pull the bolt. Here’s what I found.

The build quality is the headline

The first thing that hits you is the finish. Toxicant are renowned for their externals — my Toxicant XM5 was my most expensive build at $1,600, and it’s still one of my most popular videos — and this is cut from the same cloth. The receiver set and handguard are CNC’d aluminium, and the magazine catch, bolt catch, safety selector, and trigger box are all CNC’d steel. The bolt carrier group is stainless steel with a DLC coating.

The handguard is that honeycomb-style rail SOLGW do on their real builds, and the texture is genuinely great. It’s got this stippling-like feel — almost like skateboard tape. It’ll work well with gloves, but you can easily run it bare-handed and it just feels right. I’ve never picked up a real one, but the quality of construction here is up there with my ITP-M Micro 14 EBR. Seeing it in person is a lot better than the pictures and videos online — it’s hard to get across just how good the machining is.

MWS-compatible, but upgraded out of the box

This is an MWS system, so it takes MWS magazines and MWS bolts. I tested it with a Guns Modify Gen 3 mag and an Angry Gun mag — both fit with very little movement, and the bolt lock works great. It actually felt a bit snappier with the Guns Modify Gen 3. The bolt is your typical MWS style with the nozzle return spring, and you can swap the weight to make it heavier if you want.

The big selling point is what’s inside. It comes with a Laylax hop-up rubber out of the box, ready to go, plus a proper inner barrel. That’s a real difference from my Toxicant XM5, which shipped as a kit with a tiny inner barrel I had to replace. This one comes fully built. The hop-up adjustment is the standard MWS wheel on top of the upper receiver.

Recoil-wise, it feels a little less than a VFC but more than a stock MWS — there’s an aluminium buffer weight in there doing some work. Full-auto rate of fire is your standard MWS. And the buffer tube is an A5 with 10 positions instead of the usual six, so you’ve got a lot more adjustment range.

The trigger box is the star

Inside is the Toxicant multi-functional adjustable trigger box — a steel unit that’s tuned out of the box. It’s fully adjustable: trigger position and slack, trigger sensitivity, hammer strength, trigger pull weight, and pre-loading disconnector. On the prototype there was some take-up before the break, which isn’t my preference — I like it on the wall straight away — but since it’s adjustable you can set it exactly how you want. These trigger boxes alone normally run $250–300, so you’re getting that value built in.

Details that matter

  • Officially licensed B5 Systems P22 grip. I love my Diffrico vertical grips, but they’re a little overdone in the airsoft world now — everyone put them on everything, me included. The B5 is a nice change.
  • Cable management built into the handguard. There’s a groove underneath the Picatinny rail designed for running your cables, so you don’t need M-LOK clips. The whole rail stays clear. I’ve never set up a replica like that and I love it.
  • Delta stock with a QD sling point underneath. I always end up swapping base plates to get a QD mount where I want it, so having one built in is a win.
  • Ambidextrous fire selector, single-sided mag release and bolt release, a functioning forward assist, a flared mag well, and SOLGW markings on the outer barrel. The little details — like the hollowed-out rear locking pin — are where they’ve really nailed it.
  • No NPAS in the box, but because it’s an MWS-style bolt you’ll be able to add one.

One note: the prototype had an SLR-style tracer on it, but that won’t come on the retail model — it ships with a regular flash hider so you can put on whatever you want.

Price and availability

This is going to be expensive. It’s launching in Q4 2026 — within a couple of months — and it’s limited to 200 units going to retailers. Price is around the $1,200 mark. That’s a lot, but it’s a Toxicant build, and compared to my XM5 at $1,600 it’s actually less than I expected. If you want the very best and want it to look almost identical to the real thing, this is probably the best option out there. Given the collector appeal, I’d expect these to sell out fast — if you want one, pre-order when they drop.

Lancer Tactical also showed me an SLR Rifle Works 6.8 Creedmoor — a 308-style build with a fat mag — coming in 2027. That one’s very cool too, and I’ll be keeping tabs on it.

If you’ve got questions on the MK.1, drop them in the comments — if I don’t know the answer, I’ll go to Lancer Tactical and get it for you.

Sources: This post is grounded in the transcript of the video I Held the New SOLGW MK.1 — I Wanted to Take It Home (F4XljKM4v4s), read in full this run from pipeline/processing/visiting_lancer_tactical_to_see_the_solgw_mk1/transcript/transcript.txt. All specs, prices, and availability claims trace to that transcript. Affiliate link: [TBD: needs verification from Affiliate Manager].