Tiianmai 6-Pack 3.3ft/1Meter U Shape led Channel for led Strip Lights, 60° Curved Thicker Milky Neon Led Diffuser Cover,with Anti-Light Leakage Strip,Easy Cut and Installed,Spotless,17x20mm.(U1202) - Amazon.com
Muzata 6-Pack 3.3ft/1Meter 17x14mm U Shape Spotless Black LED Aluminum Channel System with 60° Curved Thicker Milky White Cover U107 1M BW, LN1: Amazon.com: Tools & Home Improvement
LightingWill 20-Pack V-Shape LED Aluminum Channel System 6.6ft/2M Anodized Black Corner Mount Track for <12mm Width SMD3528 5050 LED Strips with Curved Cover, End Caps and Mounting Clips V02B2M20 - Amazon.com
THMOOTHER 20-Pack 3.3FT 1Meter V Shape LED Strip Aluminum Channel Diffuser System, Extruded Alu Track Milky Cover with Corner Connector and Mounting Kit,Easy Cut and Installed Curved Lens Profile - Amazon.com