Stanley Hardware S807-297 V8023 Spring Doorstop in Satin Nickel Authorized Replacement from National Hardware Stock #N331-140 Used to prevent damage to a wall The wide base provides better spring support Base plate detaches from the spring for installation Steel with rubber bumper Base plate detaches from the spring for installation The wide base provides better spring support Steel with rubber bumper Satin Nickel Lifespan Limited Lifetime Warranty