German police marked Dreyse 1907
M1907 Dreyse Pistol that is property marked K.P.P.F German Police pistol from the city of Frankfurt Am Main via Pre98.com https://www.pre98.com/shop/gone-but-not-forgotten/preview-rare-m1907-dreyse-pistol-polizei-presidium-frankfurt-full-rig-1-matching-mag-bringback-papers/
Where can I get grips for the Dreyse 1907 handgun?