PV adjustable stainless steel clamp designed for trapezoidal roof is suitable for most solar racks. The adjustable design makes this clamp have a wide application. SIC versatile tin clamp is made of stainless steel 304 and equipped with 4 stes bolts and EPDM washer. The side penetrating and EPDM material allows it have a good function of anti leak. With high pre-assembly characteristic, this kit is the easiest and most cost-effective way to install solar panels directly onto a metal roof.