From Amazon
3 Legged Thing QR11 2.0 Universal Camera L-Bracket - Arca Swiss Compatible L-Bracket for Full Bodied Cameras - Darkness (Matte Black) (QR11-FBB 2.0)
Clifton Cameras
3 Legged Thing QR11-FBG 2.0 Universal L-bracket for Full-Bodied Cameras - Matte Black