ENHANCED DURABILITY - Crafted from robust aluminum and rubber, this holder ensures long-lasting performance and secure grip for your T-12 LED tubes, providing reliable support in any studio environment. SUPERIOR STABILITY - The Kupo Universal LED Tube Holder firmly supports T-12 LED tubes ranging from 38 to 42mm in diameter, preventing slippage and ensuring consistent lighting during shoots. MAXIMUM COMPATIBILITY - Designed to accommodate T-12 LED lamp tube diameters from 38 to 42mm, this holder offers versatile compatibility for various lighting setups, enhancing your studio's flexibility. EFFORTLESS ADJUSTABILITY - Featuring a detachable 5/8' (16mm) baby pin, this holder allows for quick and easy adjustments, enabling precise positioning of your LED tubes for optimal lighting angles.