For Remington RM2510 RM2520 RM2560 RM2570 RM2599 RM2750 4625 M2500 You will receive: 1 carburetor + 2 gaskets + 2 primer bulb + 1 fuel filter + 1 spark plug + 2 air filter + 2fuel line + 1 carburetor tool  Good to know before placing order A minor difference in carburetor design may result in a different model. Please carefully check if the pictures match with your carb. And feel free to contact us if you are not sure if this is the right model for you. Send us pictures of your current carb with clear shots on each side, we can help find a right match for you.