Lolumina 10MM Diameter Green Mini MK.II Soft-Release Button Complete Kit for Fujifilm X-T1 Sony A7 Complete Kit: Includes Soft-Release Button And Mounting Base.For cameras with NON-THREADED shutter release buttons Aerospace Grade Anodized Aluminum Soft-Release Button.T304 Stainless Steel Mounting Base Different Bases To Match Your Shutter-Release Button. Industrial Grade Adhesive Removable + Leaves No Residue. Small Size: 10mm diameter.New Bottom O-Ring Inset Reduced Edge Overhang Height .Thicker Edge Surface