http://www.impexindustry.com/index.php?route=product/product&product_id=732 http://www.impexindustry.com/image/data/logo.png http://www.impexindustry.com/index.php?route=product/product&product_id=732 Impex Industry http://www.impexindustry.com/index.php?route=product/product&product_id=732 Fig. 3, 7 mm diameter, Length of outer tube 60 mm]]>