T8 U Clips Holder Bracket for LED Light Tube, LED Fluorescent Tube Replacement Mounting Accessories, Nickel-plated Manganese Steel Lamp Support to Prevent Sagging, Pack of 4Description:4 Pcs T8 U clips lamp holder for mounting led fluorescent tube replacement(without screw).Mounting Type: Thread Mounting;Thread mounting, stable and easy to install, 4mm thread diameter.Widely used in home electric appliance, office and industry.Made of Nickel-plated Manganese Steel, help to prevent led light bulbs sagging.Suitable for all voltage, widely used in home electric appliance, office and industry.Mounting Thread Dia.: 4mm; Size: 33 x 20 x9mm(L*W*T).