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Mega Arms


Mega Arms Orias CHASSIS IN REM 700 LONG ACTION Available in KeyMod & M-Lok

Availability: In stock

Regular Price: $767.00

Special Price $649.99

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Killer Innovations and Mega Arms have teamed up to manufacture the most technologically advanced chassis system available on the market today.


  • Compatible with Remington 700 long action pattern receivers
  • 7075-T651 Billet Aluminum
  • Extremely light weight
  • No bedding required due to our revolutionary self-adjusting recoil lug locking system (patent pending)
  • Compatible with Accuracy international style box magazines
  • The removable rear trunnion is compatible with all AR style buffer tubes and butt stocks
  • QD inserts made from steel,black nitrite coated for strength and reliability
  • Ambidextrous magazine release
  • Quick detach Night vision mount available
  • Right Handed shooter


Type T1 Trunnion-Accept buttstocks that have the lower 1/2" diameter locating pin for AR-15 style buttstocks that use a rear sling/indexing end plate or have an integral locating pin (line the Magpul PRS stock).   The Type T1 Trunnion will only accept flat top grips without the beavertail.


Type T2 Trunnion-Accept buttstocks that do not have the lower 1/2" diameter locating pin.  This trunnion is designed for buffer tube style buttstocks that use a locking nut.  The trunnion has a small set screw that locks and indexes the buffer tube into a position. The Type T2 Trunnion accepts grips with a beavertail.

Additional Info

Additional Info

SKU KM-700-LA:
Manufacturer Mega Arms
Finish No
Barrel Length No
Caliber No
Gas Length No
Height No
Rail Length No
Mount No
Profile No
Reticle No
Co Witness No
Size No



Feel free to ask us any question regarding this product.

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