1 heatsink for SSR 2 favourable price, good serice, quality assurance, 3 CE,UL Approval Aluminum profile for industry, decoration, window, door and so on1 surface treatment: mill finish, powder coating, anodized, drawbench and so on2 various in size, shape, style and so on3 high quality: China national standard (ISO9001:2000 certificate)4 material: 6061 6063 6463 or different aluminum alloy5 ...