Rotary 12714. 1/2" CLOSED SPOON, RYAN 522361, BLUE BIRD 71910, FITS MODEL LAWNAIRE IV, 7-5/8"L, CLASSEN. 0.090 O.D. 30 Required For a Complete Lawnaire IV Plus Aerator Set, 42 Required For a Complete Lawnaire V Plus Aerator Set. Fits Blue Bird models 424, 530A and 74

Replaces
BLUEBIRD: 0522361, 7190, 71910
BOBCAT/RANSOM: 2701410, 338875, 522361
CLASSEN: 100032
EXMARK: 121-4894, 126-0262
RYAN/RYOBI: 2701410, 522361
TORO: 121-4894

Fits Models
BLUEBIRD: 424, 530A, 742
EXMARK: 30" Stand-On Aerator
RYAN/RYOBI: Aerator Lawnaire IV/V
TORO: 30" Stand-On Aerator