It's a difficult part to unmount... Please contact your SHARK Helmets retailer to do it. You will find your nearest SHARK official retailer to help you here: www.shark-helmets.com/distributeurs/
Hello tonizuki750, To reply to your question, we invite you to go through your retailer to order it from him. The references you re looking of are the following ones : - AC83010P - Anti-fog mask - IN45300P - Chin cover Have a nice day The SHARK Team