Specification Brand : Generic Label : Made in Italy Manufacturer : Made in Italy MaterialType : Alloy Steel ProductGroup : Musical Instruments ProductTypeName : MUSICAL_INSTRUMENTS Publisher : Made in Italy Size : 1.9mm Wide x 49mm Long SmallImage_Height : 50 SmallImage_URL : https://m.media-amazon.com/images/I/31LsstNJu-L._SL75_.jpg SmallImage_Width : 75 Studio : Made in Italy Title : Pack of 50 Accordion Reed Tensions. Steel Boosters to add Rigidity to the BASS Leathers Accordion Valves (1.9mm Wide x 49mm Long)