New UV Adapter for Rolleiflex Bay I II III 1 2 3 to M37 M39 M43 Thread UV Ring
AU $19.74
Model : BAY I - M37X0.75 / BAY II - M39X0.75 /BAY II - M39X0.5 / BAY III - M43X0.75,Pls make sure your UV filter thread fit this adapter. This adapter ring can transfer the unique Bay I, II, III connectors of Rollei to the universal UV threaded.