[ Product Size ] The ladder lock kit is approximately 8inch long. (Please confirm that the length of your ladder lock is 8inch before purchasing.) Our aluminum extended ladder locks are made of high-quality materials, which are sturdy, damage resistant, and have a long service life. Even after collision and wear, it can still be used. Easy to install: lock is designed for the flip panel replacement kit. The expansion ladder lock kit is easy to install, just use tools to remove the old ladder lock and then install our aluminum expansion ladder lock kit. During the installation process, it is recommended to wear gloves to protect your hands. Colour:As Shown Material:aluminum alloy Package Contents: 2 x ladder lock Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.