Laboy HMM011301 With 4mm double oblique, high vacuum solid glass stopcocksSolid glass stopcocks have constant pressure retention devices. Distance between stopcocks is 100mm center to center.Double banks http://www.laboyglass.com/media/catalog/product/h/m/hmm011301_1.jpgFrequentQuestions&AnswersHowlongistheorderhandletime?Orderswillbeshipoutintwoworkingdays(exceptSaturdayandSunday)againstpayment.Howlongistheordershippingtime?TherOrderswillbeshippedbyEMSexpress(USPS),itusuallytakesabout3to10workingdaysforarrival.Howtotracktheshippinginformationformyorder?Youmaytrackitfromwww.ems.com.cn.ForAmericacustomers,alsocantrackfromwww.usps.comForAustraliacustomers,alsocantrackfromhttp://auspost.com.au/track/ForCanadacustomers,alsocantrackfromhttp://www.canadapost.caForUKcustomers,alsocantrackfromhttp://www.parcelforce.comIftheglasswareisbrokenwhenIreceive,howcanIdo?Pleasecontactus,wewillofferfreereplacementandfreeshipping.HowmuchisshippingfeesifIpurchasemorethanoneitem?Weonlycharge$15expressfeesforonepurchase,nomatterhowmanyitemsincluded.Whyyouchargeme$15shippingfeesforeachitemwhenImakemultiplepurchase?Pleaseputalltheitemsyouneedtoshoppingcart,thesystemwillchargeyouautomaticallyaccordingtocombineshippingpolicy.Doyoumakecustomerglassware?Yes,pleasesupplythedetaildimentionandinformationfortheglasswareyouneed.Whatisthematericalofyourproducts?Ourproducdsaremadeofborosilicateglass3.3Areyourproductsmadebyhand-blowing?Yes.
