08-06-2018, 10:37 AM
A Grendel PBR will be different; because it is slower you require a closer first intersection and a further second intersection of the bullet with sight axis.
What is the diameter of your target, the velocity and type of bullet? Plug that into JBM to get your PBR.
What is the diameter of your target, the velocity and type of bullet? Plug that into JBM to get your PBR.

