The Fabarm L4S Allsport sits in a particular spot in the gas-operated semi-auto category. It is built to the dimensions an American sporter wants, with the barrel work and weight balance that say the design team understood the discipline. Everett Headley took one through a full review cycle, including a bench teardown.
The internals are where the L4S Allsport pulls away from the field. The bolt carrier geometry is cleaner than most guns in the price class, and the gas system is set up to keep the gun running through the kind of trash ammunition that fouls lesser semi-autos. After a thousand rounds, our test gun had not slowed.
The full review covers what the gun does well, where the design choices show, and the one thing every reviewer keeps quiet about until you ask directly.
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