20″ .22 ARC Upper/Thermal Optic Combo – The Draugr & Harvester (50-640)

Choose Your .22 ARC Barrel With the Options Below

NOTE: Cerakote does add slightly to the diameter of the gas block journal. This can sometimes make gas block installation tricky depending on the block. To ensure a proper fit, we recommend the use of one of our gas blocks or gas block / tube combos

• Stripped AR-15 Upper Receiver
• 7075 T-6 Billet Aluminum
• M4 Feedramps
• .250 takedown pin holes
• 9.1oz
• Includes threaded forward assist roll pin
• Milled Grendel Hunter Logo
• *Cerakote versions still have a hardcoat anodized bore!*

Choose your AR-15 Billet Upper Below

• 8620 Steel Carrier
• 4130 Steel Gas Key with Grade 8 fasteners (Staked)
• 4140 Steel Cam Pin
• M16 Auto Profile
• 6.5 Grendel Type II (.136) / 6mm ARC / .22 ARC Bolt - 9310 Steel (Shot Peened)
• Nitride, NiB (EXO^®), DLC or P51+ HPB
• Mil-spec Gas Rings
• MPI
• Hard Chrome Firing Pin

Quantity Discounts (Applied in Cart)

• 2-4 BCGs - $5 off each
• 5-9 BCGs - $10 off each
• 10+ BCGs - $15 off each

• CNC machined billet steel
• Full shutoff with zero adjustment movement
• Magnesium Phosphate finish
• USA made steel & Machined in the USA
• Weighs 1.5 oz
• Fits under most free float handguards
• Internal Diameter 0.750

• 5/8-24 Thread
• .750 Outside Diameter

Lightweight at only 0.3 oz, quick and easy to install, this dust cover is a great choice for both new builds and upgrades to old ones.

With its extended length and L-shaped design, this forward assist button has been textured for a more positive feel and manipulation of your AR. Whether you're running an AR-9/AR-15/AR-10, the improved ergonomic control of this forward assist is a big upgrade from your average mil-spec forward assist button.

The L-shaped extension provides a larger surface area to operate and can comfortable be used both with and without gloves. Those looking to retain the functionality of a forward assist while seeking weight savings wherever they can will be pleased to learn that this SI Extended Forward Assist is made of lightweight 6061-T6 aluminum.

FREE SHIPPING!

No shims, over torqueing or timing of the barrel nut are required!

• Black Anodized | Magpul FDE Cerakote | Magpul OD Green Cerakote
• 6061 T6 Aluminum
• 1.3″ Inside Diameter
• Steel Barrel Nut
• Will fit AR-15 upper receivers, forged or billet
• Made in the USA
• Comes with barrel nut, tool and hardware

SAVE $200 on any Grendel Hunter Complete Upper when purchased with this optic. Discount applied in cart.

The Predator Thermal Optics HARVESTER line brings you world-class thermal imaging riflescopes featuring a compact, sleek, and lightweight aluminum design that offers the latest advancements in thermal imaging technology. They boast exceptionally powerful, SUPERSENSITIVE resolutions can detect heat from up to 2,750 yards and displays it on a sharp 1024×768 OLED display, while offering the latest IMAGE BOOST patented technology. An ambidextrous top-located focus ring enables fast and precise focus adjustment, ensuring the highest picture quality display.

With up to 5 hours of battery life on a set of 18650 batteries, the Harvester Thermal Riflescope provides extended continuous use, enabling quick battery swaps at a cost-effective price.

The Harvester line allows photo, video and audio recording capabilities with Wi-Fi connectivity. It is rich with features such as 10 reticle shapes, 5 color modes, Picture-in-Picture mode, a laser pointer for game recovery, 10 unique shooting profiles (for different rifles or loads), an IP66 waterproof rating and an industry-leading 10,000 Joules of recoil resistance protection.

Industry-leading 5-year warranty. Warrantied and serviced by Predator Thermal Optics in the USA!

Each Harvester Thermal Riflescope comes standard with:

• Mount with bolts
• Wall plug (USB) & USB-C cable
• (4) 18650 flat-top batteries
• Manual
• Case with a strap

This product will ship from either Grendel Hunter or Predator Thermal Optics depending on current inventory