What do you mean? Henry, the fellow that does most of the longer range shooting, usually shoots prone off a rucksack. Sometimes he uses a bipod. The fellow shoots very well.
For example, here he is cleaning a timed 720yd course of fire in roughly 1:55sec (1:35 adjusted -20sec bonus shot) with a rifle with a hinged floorplate. Around 14min mark, Rob Ski, a US Army sniper, chimes in to say he did a hell of a job.
Here is a non-timed event:
He does these things out to 1100yds, depending on the platform. Sometimes he uses just irons.