Features:1. Made of high quality copper material, solid, durable, wear-resistant, and long life time.2. Support for Pentacon PB lens to fit for Canon EOS EF mount SLR camera body.3. Support manual focus and allows focus to infinity.4. Fine finishing. Install, remove and operate lens smoothly.5. Lightweight, small size and portable.Specifications:Model: PB-EOSMaterial: CopperColor: Silver & BlackCompatible Lens: For Pentacon PB lensCompatible Camera: for Canon EOS (EF) SLR camera (100D, 1100D, 1000D, 300D, 350D, 400D, 450D, 550D, 600D, 650D, 700D, 10D, 20D, 30D, 40D, 50D, 60D, 70D, 5D, 5DII, 5DIII, 6D, 7DII series EF mount camera)Packing List:1 * Lens Adapter RingNote:.2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.