ORIGINAL EMAK KEY KV0301040051R SCA 38 R Frame Aerator SCA 38R Frame Aerator SCA 50 H Rotor Aerator SCA 50H Rotor Aerator SR 35 B45 Aerator Exploded View 1 SR 38 B45 Aerator Exploded View 1 SR 40 R45 Aerator Exploded View SR 40 S50 Aerator Exploded View SR 50 H60 Aerator Exploded View