<ul> <li>Front side - M72x0.75 female thread</li> <li>Rear side - M67.7x0.7 male thread</li> <li>Thickness - 5 mm</li> <li>Weight - 12 g</li> </ul> <p>This adapter allows using 72mm filters on Schneider-Kreuznach Cinelux-Ultra 90mm F2 projection lens.</p> <p>These projection lenses can be unscrewed and taken apart in multiple sections.</p> <p>This adapter will fit both front (hood) section and shorter rear section.</p> <p>Based on a customer's report, it also fits Scneider Cine Xenon 2/110mm lens.</p> <p>Machined of high quality aluminium alloy.</p>