11mm dovetail base 30mm ring mount

{"cid":"91222036","title":"30mm Ring Mount with Picantiny Saddle Height at 20mm 11mm\/22mm Base Width","imgUrl":"https:\/\/img.chinax.com\/nimg\/61\/6a\/03504aad2b06f5577ab2d1012114-200x200-1.jpg","attrs":{"Price":"$2.00\/sets 2-199 sets","Brand Name":"OEM","Model Number":"KDM026","Minimum Order Quantity":"2 sets","Place of Origin":"Jiangsu, China","Type":"Scope Mounts & Accessories","Maximum Output Power":"0","Product Name":"scope mount","Model":"KDM026","Color":"Black","Material":"Aluminium Alloy","Diameter":"30mm","saddle height":"20mm","base width":"11mm\/22mm","screw":"double","package":"50sets\/carton"}}