Bore height and Fore-end tube

From the top of the 20 MOA top rail to the center of the bore : approx. 0.9″ where indicated by the red arrow. From the lower receiver to the fore-end tube end : approx. 9″ where indicated by the blue arrow. Maximum barrel diameter: 1.350″

AR stock adaptor

Receiver is ready to equip with any AR style stock on the market.

Detachable base

Composite detachable base removable for easy trigger maintenance or tuning without need to remove your action and lose your zero.

Open top

Allows optic to be mounted directly on the action using traditional scope bases, picatinny rail or built-in action rail.

Trigger guard

Oversized trigger guard and magazine release for easy manipulation with gloves.

Small contour fore-end tube

Small contour fore-end tube providing rail placement at
6 o’clock.

Roller bedding technology

Barreled action sits on 4 rollers to provide a stable platform that reduce barrel vibrations.

*Important notice concerning top rail length

OT Core configurations

The custom actions market is in constant evolution and new models arrive each year while others disappear. We know that our chassis can adapt to the following models but sometimes action makers, might have modified their design without prior notice. Please verify with your action maker that your custom action model is Rem 700 compliant.

Black (BLK)

Tan (TAN)

O.D. Green (ODG)

Stealth Shadow Vortex (SSV)

Sniper Grey (GRY)