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The SENIX 20-Inch Gas Lawn Mower is a walk-behind mower with a 144cc four-stroke engine and a 21-inch steel deck. It uses a vortex tunnel deck to spread clippings and has a five-position height adjustment from 1.25 to 3.75 inches. It suits homeowners with small to medium yards who want a simple gas mower without mixing oil and gas. Against rivals, it is compact and easy to store, but it lacks self-propulsion and electric start, which many competing mowers in its class offer.
In stockSold by SENIX ToolsReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
Ratings average 4 out of 5 from 302 buyers. Owners like the easy start and even cut for the size, while some find the push design tiring on slopes and larger lawns.
The SENIX 20-Inch Gas Powered Walk-Behind Lawn Mower is a compact mower for small to medium-sized yards. Its steel deck has a vortex tunnel design that spreads clippings evenly. It has a 20-inch cutting blade on a 21-inch deck.
A 144cc RV145-S 4-stroke gas engine powers it and produces 5.8 ft-lbs of torque. You don't mix gas and oil. To start it, push the priming bulb three times and pull the cord. The design gives low emissions and quieter operation.
The 7-inch PVC over-molded wheels help with maneuvering in tight spaces. The 5-position height adjustment ranges from 1.25 to 3.75 inches. The handle folds down for compact storage.














