25*21mm Rectangle Slotted Tube - 316 S/S Matte Black KEY FEATURE: Marine grade 316 S/S Matte Black 25.4mm * 21mm 14*14mm single slot Where it can be used to: Interlink rail for frameless glass balustrade Suitable for 12mm or 10mm thick glass... MSRP: Was: Now: $342.70 Choose Options