Yes, it has been tried and talked about and photographed and done, and done over again! A search on here can find piles of reading material on the subject.
It can help a little, and keep you out of the "strip bars" :-)
When you say target shooting, one assumes you mean against opponents, but with such a stock you will not be competitive.
Such a stock can, however, make a suitable, light weight rifle for hunting.
JMHO ... Jim :-)
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