Schneider FF Prime Lens Mount Conversion Kit (EF)The Schneider FF Prime Lens Mount Conversion Kit provides you the necessary parts to convert the mount of one FF Prime lens to a EF mount. The kit contains a mount base, the EF, a mount cap, a screw pack, a rear lens cap, and seven metal shims for collimating your lens. Includes seven metal shims. Includes EF mount and the appropriate number of screws to secure the mount to the lens. Item Type 1x Interchangeable Video Lens Mount Camera Compatibility