Dear sir, Our company supplies Precision Casting Stainless Steel Spider Series for door use. material: 304 and 316 stainless steel kind:CMS101-CMS106 surface: satin finished or mirror polished We can do OEM with clients sample or material object. For more product details, pls visit our web-site . Any inquiry, pls feel free to contact us with email of luoyi at yfcsh dot com. Hope to start the ball rolling with all sincerity and honest business parters. Origin china Material 304 and 316 stainless steel Packaging 1set/white box, 10sets/ctn. Welcome to discuss!