Phone Skope's U1 universal optic adapter locks into a Phone Skope case (sold separately) and features a ratchet-style locking mechanism that adjusts to create a solid mount to most optics with eyepiece diameters ranging from 1.2" - 2.335"
Phone Skope's Universal Optic Adapter is constructed with a durable ABS plastic and manufactured here in the U.S.A
Phone Skope is committed to customer service. The Universal Optic Adapter comes with a lifetime warranty. Please refer to Phone Skope's website for support.