The ATN Quick Detach Mount is a great addition for your X-Sight 4K, ThOR 4 or ThOR LT. It features 30mm tube, an adjustable quick detach mechanism and retains zero when swapping between platforms.The ATN quick detach mount is a great addition for your new X-Sight 4K or Thor 4. Take advantage of the profile manager of your scope, move it from platform to platform and still retain zero. Feature: Hardened aluminum alloy Works with 30mm tube scopes Adjustable quick detach mechanism Perfect for X-Sight 4K series or ThOR 4 series Retain zero when swapping between platforms