OEM: 156T1978A. 4 Silver ON Tripper Units. 8 Fixing Screws. For Insta360 X4 Lens Optical TemperedGlass Protector Cover Lens Guard Cap. 4 Gold Off Trippers Units. T100 Series, 1A219, 1A220, 1A573, 1A850, 2A208, 2A209, 2E021, 2EO22, 2EO23, 2EO25, 2E214, 2E258, 2E259, 2E351, 2E352, 2E353, 2E354, 4A213, 4EO23, 4EO24, 4EO25, 4EO26, 6X757, 6X759, 6X760, 6X767, 6X768, And 6X769.
