The Generac 6131 Professional Spray Gun Side Handle works with the Generac 6130 Twin Barrel Premium Spray Gun. The 6131 is custom made for Generac twin barrel spray guns (will not fit other brands). The Generac 6131 Comfort Grip Side Handle adds leverage, control and comfort to Generac's pro-style spray guns and the Ergonomic shape lets you work longer with less fatigue. The Generac 6131 Professional Spray Gun Side Handle For Generac 6130 Spray Gun comes with a 90-day limited warranty. Generac manufactures the widest range of power products in the marketplace including portable, RV, residential, commercial and industrial generators. At Generac, we protect the things that power your life by providing quality, affordable power solutions.