it is more advanced than twisted type gooseneck on lighter weight and free from noise when operating. #GooseneckTube | Work lamp, Gooseneck, Flexibility
2pc Dia10mm LED Gooseneck Desk Lamp Flexible Table Lamp Holder Lights Accessories Metal Pipe 20-100cm M8/M10 Head Screw Pitch 1 - AliExpress
Black Wall Mounted Water Pipe Light Sconce Light Fixture Indoor Light – LEDSone UK Ltd
Cole-Parmer LED Fiber Optic Illuminator, Single-Gooseneck Light Pipe; 115 VAC from Cole-Parmer United Kingdom
metal gooseneck flexible tubing for lamp- Chuanghong Industrial Co., Ltd