I seen a post where a guy bolted this to his spigot for his magneto. Could possibly work for bipod as well.
Haoge 120mm QR Quick Release Plate Dual Dovetail and D-Ring Screw Fits Arca-Swiss Standard for Tripod Ball Head https://www.amazon.com/dp/B00Z40X37I/ref=cm_sw_r_cp_apa_WtuVAbR306D04