Small Clamp with Ratchet Handle Round Jaw Receiver for 5/8\" Stud This Godox LSA-03 Nano Clamp can be used to hold lighting accessories such as lightweight reflectors, flags, or gobos. It features a receiver for a 5/8\" stud and ratchet handle to help ensure a tight grip with its rounded-jaw design. This Godox LSA-03 Nano Clamp can be used to hold lighting accessories such as lightweight reflectors, flags, or gobos. It features a receiver for a 5/8\" stud and ratchet handle to help ensure a tight grip with its rounded-jaw design.