Visor mechanism for helmet, fits K3 K4 K1 K3SV K5

Features:\n\nMade of durable material, high strength and strong structure.\n\nLong service life and high performance.\n\nDurable and practical, standardized design, can be used for a long time.\n\nEasy to install, ready to use, convenient, fast and flexible.\n\nfor K3 K4 K1 K3SV K5\n\nSpecifications:\n\nMaterial:ABS\n\nSize:Approx. 7.5x3.2cm/2.95x1.26in\n\nNet weight:20g\n\nNote:\n\nPlease allow 1mm errors due to manual measurement. \n\nDue to the difference between different monitors, the picture may not reflect the actual color of the item.\n\nPackage includes:\n\n1 Pair Visor Mechanisms