Caberg Duke II Motorcycle Helmet Pinlock Insert If you're fed up of having a steamed up visor, you're not alone! Tackle the problem head on with the Caberg Duke II motorcycle helmet Pinlock visor insert*. Compatible with the Duke II Caberg helmet shell and its graphics. Designed to actively combat your motorcycle helmet visor from steaming up and allow the rider maximum visibility and safety. Simple to apply. Pinlock Insert Compatibility: Caberg Duke II Plain motorcycle helmet. Caberg Duke II Impact motorcycle helmet. Caberg Duke II Super Legend motorcycle helmet. Caberg Duke II Kito motorcycle helmet. *Helmet visors are available separately. Do not allow the insert to get wet, even after application as this will reduce the performance of the insert.