Base plate for red dot (type B) for HK VP9

H&K VP9 / SFP9
C-MORE RTS2-STS2, MEOSIGHT III, MEORED, TRIJICON RMR, SIG ROMEO 3, BENTHLEY TSX6, VORTEX RAZOR, TONISYSTEM ZR-ZX-ZT
HOLOSUN HS407C-HS507C