From Manufacturer:
Leki GoPro™ adapter for ski poles. For mounting the original GoPro™ support on the grip.
Compatible with these models: 6366872, 6362707, 6366859, 6366802, 6366585, 6366768, 6366767, 6366769, 6366777, 6366748, 6366773, 6366776, 6366775, 6366590, 6366870. Also compatible with earlier "e-cap" models.