Tornado 00520 Large J-Hook by Racor. $3.79. 520 Features: -J-hook.-Extended length plate design distributes weight evenly for superior holding power.-Dots on plate allow for easy leveling and alignment.-Tang on back plate allows for quick position and easier mounting.-Rubber coated hook provides added visibility, safety and grip. Assembly Instructions: -No assembly required. Dimensions: -Dimensions: 5.5'' H x 1.35'' W x 4'' D. Warranty: -Warranty 1 year.