{"product_id":"265484","title":"265484","description":"CZ 455\/457 22\" Pre-fit 22LR Olympic Match bull barrel made from rifle grade (GBQ-Gun Barrel Quality) 416R stainless steel. Double stress relieved during the manufacturing process to eliminate any shift of point of impact during prolonged firing. Button rifled 1\/16 twist with 8 grooves. Land and groove dimensions specifically chosen to deliver Olympic level accuracy over a wide variety of shooting temperatures which is important in countries with cold winters. \u003cbr\u003e\nBarrel is honed on a Sunnen 1600w horizontal barrel hone, the ONLY barrel hone of its kind in the country. It can maintain barrel dimensions to within .0001 - .0002\" from end to end, which makes these barrels EXTREMELY consistent .22LR barrels. Barrels ALSO hand lapped on top of honing. There are zero tool marks on the inside of the barrel that you sometimes find in factory or other barrels which may or may not lead to degraded accuracy.\u003cbr\u003e\n","brand":"Cardanogirls","offers":[{"title":"Default Title","offer_id":42589089529944,"sku":null,"price":1562353440.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0618\/8548\/1048\/files\/barrel-2019-07-05_08-25-59-PM.jpg?v=1737860251","url":"https:\/\/cardanogirls.io\/products\/265484","provider":"Cardanogirls","version":"1.0","type":"link"}