8Sinn Metabones PL Support Adapter for Sony a7SIII Cage Key features: – Aluminum made – 4 mounting screws   Compatibility: Metabones MB_PL-E-BT1 PL to E-Mount Adapter with Internal Flocking Dimensions: Height: 14mm, Width: 27mm, Length: 32mm, Weight: 10g Set includes:1pc 8Sinn Metabones PL Support Adapter for Sony a7SIII Cage