Amazon.com: CB325 194074-2 Carbon brush 4 Pack Compatible with for Makita Angle Grinder GA4540 GA5040 9557NB 9557PB 9558NB 9558PB 9564H 9565H Electric Motor Power Tool Part : Tools & Home Improvement
Makita USA - Product Details -GA5040X1
AC220V-240V Armature Rotor Anchor Replacement for Makita Angle Grinder Ga5040 Ga5040c Ga5040X01 - China Armature, Angle Grinder | Made-in-China.com