Solar hanger bolts are one of common components for solar panel mounting installation especially for metal roof mountings. There are two kinds of solar panel hanger bolts. The one is pointed head, which is for wooden rafter. The other is flat head for steel purlin. Flange nuts and EPDM must be assembled with the solar hanger bolts (separate nuts and screws are not accepted). PV module hanger bolts always are used with L-feet. There are several general specifications for the hanger bolts-M10* 150mm/ 200mm / 250mm / 300mm / 350mm. Features 1. Easy / fast installation steps; 2. Clean and aesthetics looking after installation; 3. Tapping screw for L-foot for quick mounting; 4. SGS, TUV, ISO standard; 5. Anodized surface treatment, high quality and long lifespan; 6. Application: corrugated / trapezoidal / tin / asbestos roofs… 7. Silicone rubber pads for waterproof and tightness between L bracket and metal roof ridges Benefits 1. Easy to install. The design of the ;double thread screw ;is designed to facilitate customer understanding and installation. 2. Great flexibility Double thread screw ; offer excellent compatibility. 3. Maximum life Double thread screw ; are made of high quality extruded stainless steel and aluminum. 4. Excellent adaptability No matter how rough the roof is, the double thread screw ;can be adjusted at any time according to customer requirements. #Solar Roof Mounting Hanger Bolt With L Foot, suppliers China, manufacturers, factory, customized, buy, price, pricelist, quotation, free sample Website :