Update: Deal over.
Arnold 16-Inch x 4.8-Inch Snow Thrower Tire Chains – Link 
Amazon has this marked down to $29.78.
- Replacement snow thrower tire chains
- Fits 16″ x 4.8″ snow thrower tires
- Provides additional traction in inclement weather
- Contains two tire chains
- For knobby tread tires only