The CNS-1C Base Plate set is an essential accessory for keeping your GT-Air 3 helmet’s visor mechanism secure and reliable. Featuring a spring mechanism that ensures a tension-tight closure, this set includes two base plates for left and right, along with two plastic washers. It’s easy to install and helps maintain the visor’s stability, giving riders confidence that their helmet will perform at its best during any ride. Please note: screws are not included.