It is high quality heat treated carbon and zinc plated just like the factory used. No more pliers for the old cotter pin. Just one 27mm axle wrench. Kawasaki Axle Nut Kit. 2Piece Axle Nut Kit. Check out our other Axle nut kits for YAMAHA, HONDA, KAWASAKI, SUZUKI, HUSQVARNA, & KTM.