Firearms| Firearm Accessories

By Drew Bryant
October 3, 2022,

Parker Mountain Machine (PMM) is a well known manufacturer within the firearms industry that is based out of cozy New Hampshire. Since 2012, PMM has been producing high-quality barrels and compensators for popular pistols platforms such as Glock, SIG SAUER, and Walther. While also manufacturing high-quality accessories for the AR-15, SIG MCX, FN SCAR, and HK 416. Over the last couple of weeks PMM has been teasing new products coming for the AR-15 & MCX platforms on instagram. Last week, PMM released the company’s new RedRum mount that utilizes Aimpoint’s T1/T2 footprint. The company also released the PMM Cheek Riser for their Kate Moss and Ultra Light Skeleton stocks.

Below, is a product descriptions for the PMM RedRum Mount and Cheek Riser.

Product Descriptions

PMM RedRum Mount

Designed with the end-user in mind, this mount easily attaches to 1913 rail using a two-bolt clamp with a built-in recoil lug to stay secure.

With a 1.87″ optic centerline height, acquiring sight picture is familiar to 1/3 height mount users, with the added benefit of passive aiming with night vision. And it’s still comfortable while in the prone.

• Machined in-house out of 7075-aluminum

• Mil-spec hard coat anodize finish in black

• Compatible with Aimpoint Micro T1/T2 red dots and T1 interface clones (Aimpoint Micro Footprint)

• Light weight, weighing 1.8 oz with hardware

Including the the product description of the ULSS to add value and context to the addition of the Cheek Riser. To show modularity of the overall product lineup.

PMM Ultra Light Skeleton Stock

We have designed this stock with the weight and compact size of PDW’s in mind. Coming in at 5.1oz the handling characteristics are phenomenal on shorter weapons. Weapons remain fully functional with access to controls with the stock folded and with Locking QD sockets on either side of the heel the U.L.S.S. is ready for your setup. Our stock is compatible with the familiar MCX folding hinge. Now including two M-LOK slots on top for future cheek riser compatibility! (HINGE NOT INCLUDED)

Product Features:

• 1x PMM U.L.S.S. Stock in either Black or FDE 8625 type 3 class 2 industry standard hardcoat.

• Lightweight at a mere 5.1oz (1.2oz lighter than a factory rattler stock).

• QD mounts at either side of the heel.
Rubber butt pad absorbs recoil and keeps the stock planted in your shoulder.

• Shorter length of pull to keep the setup compact.

• Machined in house out of quality 6061-T6511.

• 7.5″L/.59″W/3.75″T

PMM Cheek Riser

Machined in house from durable, black acetal plastic, Parker Mountain Machine has made an affordable cheek riser in three different heights to accommodate all users
Compatible with our “Kate Moss” and Trongle stocks. The charging handle will not interfere.

Compatible with our Ultra Light Skeleton Stock (ULSS) with side-charging platforms.

Light weight

Short weighs 1.8 oz with hardware
Medium weighs 2.2 oz with hardware
Tall weighs 2.4 oz with hardware


Short 5/8″ rise (0.6″ x 3.97″ x 0.89″)
Medium 7/8″ rise (0.8″ x 3.97″ x 0.89″)
Tall 1″ rise (1″ x 3.97″ x 0.89″)

Requires a 3/32″ Hex wrench for installation

The new RedRum mount and Cheek Riser for the Kate Moss and ULSS is currently available on PMM’s website. The new RedRum will retail for $100.87. While the Cheek Riser addition will retail for $20. Or you could get the Kate Moss/ ULSS with the Cheek Riser for grand total of $180 plus tax and shipping and handling.

Thanks For Reading

Thank you for reading. If you enjoy this article hit that like button and subscribe to the newsletter. Feel free to drop a comment in the comment section below. Be Humble. Train until only savagery remains. Remember to stay deadly ladies and gents.

Leave a Reply