Losi LOSA6285 5-40x7/8" Left Hand Thread Button Head Screw (10) 
- Screw for suspension arm to shock mounting 
 - Left-hand threaded screw eliminates the bottom shock screw from backing out during long runs 
 - Only needed on the left rear and right front suspension arms 
 - Black Oxide for easy identification 
 - Designed for use with 8IGHT-Tâ„¢ Truggies