Magpul is coming out with a bipod. It is made with 6061 T-6 aluminum inside of injection-molded polymer.
https://www.magpul.com/products/magpul-bipod-for-m-lok-1913-picatinny-rail-a-r-m-s-17s
Priced at $109.95, this sits between Harris and Atlas bipods.
Rifleman Loop Sling
This sling took features from Rhodesian and 1907 match-style slings.
https://www.magpul.com/products/magpul-rls-sling
Price is $19.95
From: Magpul