What is Lone Wolf Arms?

Founded in 1998, Lone Wolf Arms is the largest US manufacturer and distributor of Glock-compatible aftermarket parts. Based in Boise, ID, they make barrels, frames, slides, triggers, guide rods, recoil springs, firing pins, conversion barrels, and completion kits for Glock Gen 3/4/5 and SIG P365, P365XL, P320.

Does Lone Wolf make barrels for the Glock 19?

Yes. Standard and threaded (1/2x28, 9mm) drop-in barrels in AlphaWolf and DUSK series.

Does Lone Wolf make barrels for the Glock 17?

Yes. Standard, threaded (1/2x28), and longslide (G17L/G34) AlphaWolf drop-in barrels. No gunsmithing required.

What is the Timberwolf frame?

A proprietary Glock-compatible frame in full-size (TWF), compact (TWC), and large (TWL). Sold bare or complete, textured or standard. Accepts standard Glock internals and magazines.

Lone Wolf's complete Glock 19-compatible pistol. DUSK frames also sold separately in compact and full-size, built or bare, black or gray.

Does Lone Wolf make frame completion kits for Polymer80?

Yes - for P80 large (10/45) and compact frames. Includes trigger bar, connector, trigger housing, locking block, magazine catch, slide stop, and all pins.

What guide rod options are available?

Complete assemblies for Glock Gen 1-4, extended and stainless options for G29/30/36. ISMI springs in 13, 15, 17, and 22 lb weights.

How does a Lone Wolf 9mm conversion barrel work?

Drops into .40 S&W or .357 SIG Glocks with no gunsmithing. Use a 9mm magazine. Use 124gr or +P ammo if experiencing FTE with 115gr.

What is the difference between a 3.5 lb and 5 lb connector?

3.5 lb = lightest pull, longest reset. 5 lb = shorter, crisper reset. 8 lb = shortest, most positive reset.

Does Lone Wolf make parts for Glock 20 and 21?

Yes - barrels in 10mm, .40, and .45 ACP; frame completion kits (Gen3/4); trigger bars; firing pins; guide rods; slide completion kits. Threaded 10mm barrel (9/16x24) also available.

Does Lone Wolf make parts for SIG Sauer pistols?

Yes - DAWN series drop-in 9mm barrels for SIG P365, P365XL, and P320 in black and graphite gray, standard and threaded. DAWN slides for P365XL also available.

What is the Elimin8r suppressor?

Lone Wolf's modular pistol suppressor ($299.95) for threaded barrels. NFA item - Form 4 and $200 tax stamp required.

Does Lone Wolf ship to California?

Parts sales to CA residents are temporarily paused. Barrels ship to CA FFL dealers.

Can I cancel or modify an order?

30-minute window after ordering. Email Cancel@LoneWolfArms.com or call 208-448-0600. Custom/engraving orders take 2-4 weeks; black oxide 2-6 weeks.

What is Lone Wolf's barrel warranty?

Warranted for workmanship and materials with factory new ammo. Reloaded or commercial reloaded ammo voids the warranty. FFL items cannot be returned.

How do I become a dealer?

Visit lonewolfdist.com/become-a-dealer or email DealerSales@LoneWolfArms.com.

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Lone Wolf Firing Pin Spring Cups Marine

2 reviews Write a Review

SKU: LWD-70M

UPC: 639737068313

$8.95

Hurry up! Current stock:

Current Stock: 42

Quantity:

5 customers are viewing this product

Product Details

Marine Spring Cups fit all Glock Models, enabilng your Glock to fire after it's been underwater and/or had debris inside your Glock's firing pin channel without having to field strip it.

They ensure that even with water and or debris inside your Glocks firing pin channel your Glock pistol will fire!
Great for those who prefer a Glock for predators on shore as well as in the water.
Glock will only sell this item to law enforcement agencies and the military with an official purchase letter on agency letterhead.

*Shooting underwater is dangerous, use at your own risk. Lone Wolf Dist. will not be responsible for any damages incurred from the use of this product.

Customer reviews (2)

Write a Reviews

Marine Cups 5

Posted by Ron on 30th Mar 2026

Everything i expected from this company. Will try them out in a bucket of water.
MARINE FIRING PIN SPRING CUPS 4

Posted by Jeff on 12th Sep 2023

These firing pin cups work as well as the OEM cups. Should my pistol become doused, I'm hopeful that it will fire. I do not plan on taking it below the surface for Lion Fish hunting.