NiSi 39mm Adapter for NiSi M75 75mm Filter System | NiSi Optics USA
Ring stainless steel diameter 39mm - DIVEAVENUE
Camera 42mm Lens to 39mm Accessory Step Down Adapter Ring 42mm-39mm | eBay
Motobecane AV7 / AV10 Moped Piston Ring - 39mm x 2mm GI Style - Moped Division
Zoro Select O-Ring, Buna N, 39mm OD, PK25 1RJK4 | Zoro
Tiffen 39mm Adjustable Series VI Adapter Ring + Single-Threaded Retaining Ring | eBay
39mm Large Solid Ring Finding Hammered Look Flat Oval Tibetan - Etsy
Ring Type Air-Tite Model X6D - 39mm Black - JP's Corner
Haakringen wit - 39mm doorsnede - per stuk - GoedkoopGaren.nl
Amazon.com : (2 Pcs) 39-43MM Step-Up Ring Adapter, 39mm to 43mm Step Up Filter Ring, 39mm Male 43mm Female Stepping Up Ring for DSLR Camera Lens and ND UV CPL Infrared Filters :
Heliopan 30.5-39mm Step-Up Ring (#294) 700294 B&H Photo Video
Amazon.com : Air-Tite High Relief 39mm Black Ring Coin Capsules for 2oz Biblical Series Coins, 10 Pack : Office Products
Valve Seat Fire Ring for Precision 39mm Wastegate - AGP Turbo