Genuine Toro chute knob attaches to the chute on many seeders and snowthrowers.Model: 142-5462 (Spreader Attachment) Model: 23508 (20in Turf Seeder) Model: 23510 (20in Turf Seeder) Model: 23512 (20in Turf Seeder) Model: 30611 (Groundsmaster 120) Model: 30612TE (Groundsmaster 120) Model: 33510 (20in Turf Seeder) Model: 33512 (20in Turf Seeder) Model: 33525 (Spreader Attachment, Stand-on Aerator) Model: 38170 (CCR Powerlite Snowthrower) Model: 38171 (CCR Powerlite Snowthrower) Model: 38172 (CCR Powerlite Snowthrower) Model: 38175 (CCR Powerlite Snowthrower) Model: 38176 (CCR Powerlite Snowthrower) Model: 38177 (CCR Powerlite Snowthrower) Model: 38178 (CCR Powerlite Snowthrower) Model: 38182 (CCR Powerlite Snowthrower) Model: 38272 (Power Clear 180 Snowthrower) Model: 38273 (Powerlite Snowthrower) Model: 38274 (Powerlite Snowthrower) Model: 38282 (Power Clear 418 ZE Snowthrower) Model: 38283 (Powerlite Snowthrower) Model: 38472 (Power Clear 518 ZR Snowthrower) Model: 38473 (Power Clear 518 ZE Snowthrower) Model: 93-9450 (CE Kit for Model 30610) Model: ZD3020 (Slicer Seeder)