Hydrogen S 6.5

The Otter Creek Labs Hydrogen S 6.5 is available now from LM Ironwerks, a licensed FFL/SOT dealer in Louisville, Kentucky.

Available in 7.62mm and 6.5mm
The Hydrogen-S is a mid length, quiet, very light weight suppressor made with the PRS shooters and hunters in mind.
If you’re looking for the perfect balance of sound reduction, weight and length for a do it all suppressor then the S is what you want.
Whether it’s on a 20 pound match rig, a light weight hunting rig walking through the woods, your 5.56 running drills or a short barrel 300 blackout the Hydrogen-S is right at home.
All Hydrogen series suppressors feature industry standard universal 1.375×24 rear threads so you can pick what mounting system best fits your needs.

Made from grade 5 titanium and constructed as a tubeless design the specs are as followed:
Length: 7” (no mount)
Weight: 9.5 oz (no mount)
OD: 1.625”

Barrel length and firing schedule restrictions
24” – 300 Norma, 300 RUM
22” – 300 PRC
20” – 300 win mag
18” – 6.5 PRC/SAUM and WSM cartridges
14.5” – 308, 6.5 creed, 260 Remington, 243 and other similar cartridges
11.5” – 5.56/223, 6.5 Grendel, 6 ARC, 7.62×38
7” – 300 blackout super sonic
5” – 300 blackout subsonic

Responsible/limited full auto rated with intent to keep temperature down. Suppressor must not exceed 800 degrees. Damage resulting from excessive heat and abuse will not be covered for free under warranty.

What’s included in the box?
Suppressor
Stickers
Instruction and specs pamphlet
5/8×24 direct thread adapter
Tube clamp for installing mounts

Buying the Otter Creek Labs Hydrogen S 6.5 from LM Ironwerks

This is an NFA item, so it ships only to a licensed SOT dealer. Choose your dealer at checkout, and they’ll walk you through the transfer paperwork. In addition, our team reviews every order before it ships. Kentucky customers, please call us at (502) 430-1549 to order. For details on the process, see the ATF’s NFA page. Looking for something different? Browse all of our suppressors.