41mm-58mm Step up Ring Adapter

Switar 41mm-58mm Step up Ring Adapter

Works with Switar 50mm , Switar 75mm &  Pizar 50mm Prime Lenses

41-58 Step Up Filter Ring 41mmx0.75 Male to 58mm x0.75 Female Lens adapter

Have all your prime lenses set up with 58mm threaded fronts for better filter compatablity, Lens Not Included