This Vane Set will work on the CP Models listed below.
CP Rotor Vane Set of 4 for CP Die Grinder Models, Part # CA144796
CP Rotor Vane Set of 4 for CP Grinder and Polisher Models, Part # 2050484723
Dynabrade Rotor Vane Set (4) for Die Grinder, Disc Sander and More, Part # 51926
Dynabrade Rotor Vane Set (4) for Die Grinder, Disc Sander and More, Part # 01480
MAC Tools Rotor Vane Set (4) for MAC AR250 1/4" Ratchet, Part AG250-19
I-R Rotor Vane Set of 4 for I-R 310 and 312 Sander Models, Part # 310-42-4