SMOOTH PIVOT HINGEThe door hinge has 360 degree rotation shaft design, smooth and unobstructed, suitable for revolving doors. PREMIUM MATERIAL75x17mm large size hinge, manufactured with premium thick stainless steel material contributes to high hardness, wear resistant, anti-corrosion. RUST-RESISTANTThe hinge features fine brushed surface, good texture, enhanced corrosion and rust resistance. SECURE & DURABLECountersunk screw holes are designed on the door hinge to be more secure and durable. NO HURTING TO HANDSRound edge design, hand polished, delicate treatment, ensures no hurting to your hands. Product Description Specification: Item Type: Door Hinge Material: Stainless Steel Options: Central Pivot, Eccentric Pivot (Optional) Upper Hinge Size (approx) : 75x17x17mm / 2.95x0.67x0.67in Lower Hinge Size (approx) : 75x17x13mm / 2.95x0.67x0.51in Ball Size: 7.9mm / 0.31in Size Error: 2mm Package List: 2 x Upper Hinge 2 x Lower Hinge 2 x Rolling Ball