{"product_id":"vivitar-at-21-automatic-extension-tubes-1","title":"Vivitar AT-21 Automatic Extension Tube Set - Accessory","description":"\u003cp\u003eSet of three extension tubes for Olympus OM SLRs made by Vivitar. Allows for automatic diaphragm control by the camera. The set includes 12mm, 20mm, and 36mm tubes. Metal body available in black.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: 68 x 61 mm (all tubes)\u003c\/li\u003e\n\u003cli\u003eWeight: 231g (all tubes)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vivitar","offers":[{"title":"Default Title","offer_id":41447493304518,"sku":"vhsa","price":0.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/9496\/7750\/files\/16-05-24-47596.jpg?v=1720431196","url":"https:\/\/kamerastore.com\/en-fi\/products\/vivitar-at-21-automatic-extension-tubes-1","provider":"Kamerastore","version":"1.0","type":"link"}