SpiderPro Mirrorless Camera Plate. Light weight and durable, the Spider Mirrorless Camera Plate is designed for mirrorless cameras. The sliding plate design accommodates most mirrorless camera bodies and does not block the battery door. The plate attaches to the camera's 1/4"x20 tripod mount, and features anti-slip rubber pads for stable, secure install, and an anti-twist Spider pin for added security. For use with Spider Holster Holster is compatible with all Spider Holsters Designed for mirror