[Applicable Model] The primer bulb is suitable for snow throwers. [Part Number] The manufacturer's replacement part number is 751-10639. [High Quality Material] Made of high-quality rubber, it is durable and offers a long service life. [High Reliability] This primer bulb is a reliable replacement accessory for garden tools. [Easy to Replace] Simple to install and replace; directly replacing the old primer bulb can extend the machine's service life. Features: 1. [Applicable Model] The primer bulb is compatible with snow blowers. 2. [Part Number] Manufacturer's replacement part number is 751-10639. 3. [High Quality Material] Constructed from high-quality rubber, resistant to damage and built to last. 4. [High Reliability] A dependable replacement part for garden equipment. 5. [Easy to Replace] Easy installation and replacement process; helps extend the life of the machine. Specifications: Item Type: Primer Bulb Material: Rubber Weight: Approximately 45g (1.6oz) Manufacturer's Replacement Part Number: 751-10639 Fitment: For Snow Blower Package List: 3 x Primer Bulbs Note: Manual measurements may vary slightly. Color may differ slightly due to lighting and screen settings. Actual product may vary slightly in appearance.