Pentax DA 16-85mm f3.5-5.6 ED DC WR Lens Mount_Leica M The LH-76 is a round

The LH-76 is a round lens hood developed specifically for the m

The PhotoRepublik step-up ring allows the use of 49mm threaded filters onto a 39 diameter threaded lens

crowd shots and much more

The adapter also allows you to vertically rotate the GoPro a full 180°

Pentax DA 16-85mm f3.5-5.6 ED DC WR Lens Mount_Leica M The LH-76 is a roundThis interchangeable zoom lens not only provides the high 5. 3 times zoom ratio, but it also features: the PENTAX exclusive HD coating to deliver sharp, clear images even under demanding lighting conditions such as backlight; an ED (Extra low Dispersion) glass element to effectively compensate for chromatic aberrations; and aspherical optical elements to minimize colour bleeding. Its weather resistant body makes it extremely dependable and durable