TOGU TG-6026 450mm/18 inches S-shape Back to Back Stainless Steel Push Pull Door Handle for Solid Wood, Timber, Glass and Steel Doors, Brushed Satin-Finish Middle with Polished Ends 1. Quality 1mm thick, high-endurance 304-grade stainless steel for rust, stain, and corrosion resistance, Solid Premium Grade-304 Connection base and spindle screws leads for a very long durability and lifespan. 2.The S-shape is finished in perfect Brushed Satin-Finish Middle with Polished Ends and has a length of 450mm/17.7inches , hole to hole distance 300mm/11.8inches , Cross-Section Specification 32mm/1.26inches (Diameter) to fit most doors up to door thickness 2.96 inches. 3.All accessories (Allen wrench, spare set screws) included, very easy installation. 4. Each purchase comes as a PAIR of door pulls for inside and outside of a single door. For double doors, 2 pairs are required. 5. Applications: Entry/Entrance door handle, wood or glass door pulls, interior/exterior front doors, shops, shower bathroom, kitchen cabinets, gate, wine cellars, barn sliding door knob from small to large/big, please kindly note TOGU door handles/pulls itself do NOT lock and is used in conjunction with deadbolts hardware and/or door catches.