Lightweight, easy-to-use design Installs and removes clutch springs and shoes quickly and safely Compact design The Team Losi LOSA99168 Clutch Tool all but eliminates the pinched fingers and aggravation associated with working on the clutch shoes and springs of a .21 to .30 engine. This handy clutch tool has a pivoting arm with an extra long metal flap that holds the clutch shoe and retracts the spring for removal. The arm can also be flipped over to correctly position/push the shoe on while retracting the spring during installation. The Team Losi clutch tool is lightweight and compact easily fitting in your tool kit. All 1/8 scale on-road and off-road racers as well as big block monster truck owners will find this tool a must have.