FANAUE Bipod Adapter Bipod Mount Sling Stud 3 T-Nuts 3 Screws and 1 Wrench (Mlok bipod Adapter)

A little bulky but I've used these on AR. Handguards with CV life Magpul knockoff bipods... The shape of them fits the bipod attachment perfectly and they're inexpensive. https://a.co/d/04WMhzsl