Weatherby Mark 5 - EGW 20 MOA Picatinny Rail (Shipping included)

This is a very strong rail that won't pound out after time.
Will handle any caliber Weatherby pounding.
Bought for a 30-378 Weatherby Magnum.
Never mounted, wound up selling the rifle.
Comes with 5 mounting screws.

Not sure if it is for the 9 lug or 6 lug bolt.
See dimension drawing.
Measured from outside of holes, not center to center.