Double stainless steel bell. Double stainless steel internal lyre springs make it wear resistant and a moulded PVC tubing. The double bell with a diameter of 36 mm (paediatric) and 47 mm offers an excellent low frequency performance. It is equipped with a colour-coordinated anti-cold ring and fastening ring. 55 cm tubing. Supplied with 2 pairs of PVC tips and a membrane. Avalable colours and models : - Standard : Black, light blue, royal blue, red, lilas. - Paediatric : Blue