L-Plate for Sony a1 II/a1/a9 III/a9 II/a9 I/a7R5

Compatible with Sony a1 II/a1/a9 III/a9 II/a9 I/a7R5 Built-in high precision level vials in 3-axis directions Single machined aluminum piece design, more accurate and durable Arca-Type compatible on both axes Full access to all camera ports and no obstruction to battery doors Screw tighter coin magnetically attracted at the bottom of the bracket Precise scale on horizontal directions. Lens center marks on both horizontal and vertical direction. Extra ¼” threaded socket for mounting and other purpose. Light Weight：87g/3.07 Ounces