WESTCOAST SAW 3 POINT FELLING SPIKES FITS ECHO CS 7310P CS 7310PW 590 33 05 06 ENGINE) Where Used: · PB 8010H ENGINE) Where Used: · PB 8010H S N: P48715001001 P48715999999 >Engine Cover · PB 8010H S N: P52315001001 P52315999999 >Engine Cover · PB 8010T S N: P48615001001 P48615999999 >Engine Cover · PB 8010T S N: P52415001001 P52415999999 >Engine Cover · PB 9010H S N: P53315001001 P53315999999 >Engine Cover · PB 9010T S N: P53415001001 P53415999999 >Engine Cover · SHC 260 S N: S84613001001 S84613999999 >Engine with the exception of the top handle models which is a single felling dog These 3 point felling dogs (bumper spikes) were co designed and tested by Westcoast Saw™ customers and professional arborists and loggers