2Pack 3.3ft/1M Flush Mounting LED Aluminum Channel, 17mm Wide for Cutout Size, 71mm for Height, Anodized Extruded Aluminum Profile, with Milky White Cover, Silver Housing Aluminum Track, Inner Width 12mm (0.47inch) for PCB Features: 【Heat Dissipation Aluminum Profile】 The aluminum profile is made of high-precision, high-strength aluminum, with fast heat dissipation, durable corrosion resistance, and wear-resistant. 【Protective Cover】 The milky white cover having an 85% transmittance producing homogenous & soft lighting works well to help spread the light and makes the LED light diffuse, gives a soft and uniform light. 【Aluminum Profile Inner Width】12mm (0.47inch) inner width, this aluminum channel works with LED strip lights and waterproof strip lights less than 12mm (0.47inch) wide. You can put several narrow LED strips in it to make the lighting 【Installation Method】 This special shape aluminum profile is designed for recessed into wall or furniture, with an LED strip stick inside, it's a chic lighting. Specification Item: Aluminum Channel Housing Colour: Silver Cover Colour: Milky White Length: 1000mm (39.37inch) (max length Width: 17mm (0.669inch) Inner width for PCB: 12mm (0.47inch) Height: 71mm (2.795inch) Mounting: Recessed Mounting Material: Extruded, Anodized aluminum NOTE: Max length 3 Meters (9.84/ft), if need other lengths, please contact us. Package Include: 2x 1Meter L7117 Extruded Aluminum Channel 2x 1Meter L7117 Milky White Diffuser (cover) 2x End Cap