Releases tension on Serpentine Belts with Spring
Loaded Idler Pulley. This tool is used to remove
and install belts on serpentine belt systems using
the spring loaded idler pulley. Fits idler pulleys
requiring 13mm, 15mm, 16mm, 18mm, or 3/8"
square drive socket size, which are on most all
domestic applications. Select proper socket size
and position tool idler arm, ( handle only is used
for 16mm applications.) pulley or pull to relieve
tension.