Interesting, but do we give a bullpup a chance in Hell in this competition?
"The weapons use what General Dynamics’ describe as a ‘gas and recoil operated, impulse averaged, air cooled’ system. With both the rifle and AR being magazine fed from box magazines – this again is a departure away from rival designs, with both Textron and SIG Sauer both utilising belt feeds."
https://www.thefirearmblog.com/blog/...pon-the-rm277/
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