Features: * 100% Brand New and High Quality * All Day Conditions, Corrosion Resistant, Maintenance Free * Application: Agriculture/Farming, Aquaculture, Automotive, Backup, Camping/Hiking, Commercial, Electronic, Home/Garden, Irrigation, Marine * Features resistive: abrasion resistant, chemical resistant, corrosion resistant, dustproof, dustproof * Easy to install, save time and labor costs. * Lightweight and convenient to carry. * Suitable for most frame modules on the market. Specifications: Product type: solar panel middle end clamp Material: aluminum Color: silver Middle clamp style: hollow Size: 300mm long rail Middle clamp: for 30mm solar panels, for 35mm solar panels (two types can be selected according to the thickness of the panel solar) Side clamp: for 30mm solar panels, for 35mm solar panels (Two types can be selected according to the thickness of the solar panel) Quantity: 2x rail (with accessories) + 2x middle clamp/4x rail (with accessories) + 4x side clamp For 1 solar panel you only need 4x rails + 4x end clamp For 2 solar panels you need 1x 4x rails + 4x end clamp + 1x 2x rails + 2x middle clamp For 3 solar panels you need 1x 4x rails + 4x end clamp + 2x 2x rails + 2x middle clamp For 4 solar panels you need 1x 4x rail + 4x end clamp + 3 x 2x rail + 2x middle clamp For 5 solar panels you need 1x 4x rails + 4x ends clamp + 4x 2x rails + 2x middle clamp For 6 solar panels you need 1x 4x rail + 4x end clamp + 5 x 2x rail + 2x middle clamp For 7 solar panels you need 1x 4x rail + 4x end clamp + 6 x 2x rails + 2x middle clamp For 8 solar panels, you need 1x 4x rail + 4x end clamp + 7 x 2x rail + 2x middle clamp Package content: 2x rail (with accessories) + 2x middle clamp Or 4x rail (with accessories) + 4x side clamp Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.