PLR Optics 55MM Snap Mount Lens Cap For The Sony Alpha DSLR SLT-A33, A35, A37, A55, A57, A65, A77, A77 II, A99, A100, A200, A230, A290, A300, A330, A350, A380, A390, A450, A500, A560, A550, A700, A850, A900 & Minolta Maxxum Digital SLR Cameras Which Have Any Of These (18-70mm, 18-55mm, 75-300mm, 55-200mm, 35mm f/1.8, 85mm f/2.8, 50mm, 100mm) Sony Lenses Made of Durable Plasric Composite Provides Secure Protection For Your Lenses & Filters Compatible With All Lenses Which Accept Threaded Lenses * Filter thread of Lens Must Be The Same MM As The Snap Mount