The OT Core is perfect for customers looking for all the benefits of a chassis system but wishing to customize it with their own stock model, grip, and scope mount.
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″
Receiver is ready to equip with any AR style stock on the market.
Barreled action sits on 4 rollers to provide a stable platform that reduce barrel vibrations.