【Post Optional】Applicable Glass / Wood / Plastic / Acrylic Thickness: 10mm or 12mm ( 5+5 mm or 6+6 mm ). Glass Clamp Slot: 1.5 x 1.5cm. Post Diameter: 5 x 5cm; Post Base: 10 x 10cm. 【Brushed Finishing】The glass railing baluster is made of 304 stainless steel material, strong, reliable, and Strong load-bearing capacity, ensuring the stability and safety of the railing. it is divided into three specifications of end post, middle post and corner post. 【Easy Installation】The glass card slot design, no need to drill holes on glass, Just insert the glass into the post slot; Expansion screws are included to secure the railing posts to the ground very firmly. 【Wide Application】The balustrade panel post is suitable for a glass swimming pool, garden, outdside glass railing, deck frame, inner barriers of the atrium, to provide sturdy glass floor bracket. The clear unobstructed view that they afford is absolutely perfect. 【Service】When you receive the package, if have any problems (the package is damaged/ the accessories are lost/the product is dirty, etc), please feel free to contact us by Amazon message.