Feature●Replaces Stihl part # 4203 120 0601, 4203 120 0603, 4203 120 0605, 4203 120 0607●Replaces Walbro HD-4A HD-4B HD-13B Carburetor●Fits Stihl SR320 SR340 SR380 SR400 SR420 BR320 BR340 BR380 BR400 BR420 backpack blowers●Package includes: 1x carburetor, 1x fuel filter, 1x spark plug, 2x gasket●100% satisfaction guarantee and 1 Year warranty backed item.Description