TK815PN Finish: Polished Nickel Features: -Screw pack: M4. -Base material: Zinc Alloy. -Lifetime warranty. -Collection: Serene. Dimensions: -Center to center: 7.56". -Base diameter: 0.31". Overall Height - Top to Bottom: -0.31". Overall Width - Side to Side: -9.31". Overall Depth - Front to Back: -1.38". Overall Product Weight: -0.45 lbs.