The weighted gun vise calls to us like a siren’s song. On the surface, they make so much sense. No recoil, your rifle clamped in tight, eliminating the human element for ultimate accuracy. Why not use this modern marvel of rifle-zeroing Zen? The reasons are many, and potential negative repercussions for your rifle and optic strong…Not to mention all the time and ammo you’ll spend diagnosing what the hell went wrong.