Specs: Description: Plastic Felling Wedge , Designed for use in preventing the pinching of the chainsaw guide bar , Heavy duty plastic design that is lightweight and durable , Serrations on one side securely holds wedge in place , Must not be used for splitting wood , Bright color design for high visibility while cutting , Designed to easily fit in tool belts Replaces OEM Numbers: Oregon: 5 in. Felling Wedge Compatible With/Replacement For: 5-1/2″ rasp length