http://www.impexindustry.com/index.php?route=product/product&product_id=731 http://www.impexindustry.com/image/data/logo.png http://www.impexindustry.com/index.php?route=product/product&product_id=731 Impex Industry http://www.impexindustry.com/index.php?route=product/product&product_id=731 Fig. 2, 6 mm diameter, Length of outer tube 55 mm]]>