The adapter is compatible with the LMB 4x5 in 2-stage (Basic Module) and LMB-15.
It is not compatible with LMB-5 and LMB-25.
It fits all lenses with a 156mm front diameter such as the ARRI Signature Zoom 16-32/T2.8 or 65-300/T2.8. With the 16-32mm, Signature Zoom the clearance is limited at wide-angle in 3-stage configurations depending on the shooting format.