The 135 degree door hinge is designed to support a variety of door materials and panels. It can be opened inward or outward according to the corresponding requirements. Designed specifically for shower enclosures and quadrants with 135 degree angles. Glass thickness: 8-12mm 304 stainless steel: made of high quality stainless steel, easy to install, sturdy and durable Product description 135° frameless shower hinge glass shower door hinge bracket 304 stainless steel