10-Pack Carburetor Primer Bulbs for Chainsaw Trimmer, Easy Snap-In, Reliable Cold Starts

10-piece primer bulb pump compatible with Ppb100e Ppb150e Ppb200 Ppb200e. What this product does and why you need it. - Replaces worn or cracked primer bulbs to restore reliable fuel priming and help engines start consistently. - Designed for routine maintenance and quick field repairs to minimize downtime. Key benefits and features. - Quantity and condition: includes 10 primer bulbs, 100% brand new and ready to install. - Material and construction: durable plastic construction for lightweight, corrosion resistant operation. - Tested and reliable: 100% tested before shipping to ensure consistent performance and fit. - High adaptability: designed to fit the listed models and reduce the chance of fitment errors. - Manufacturer part numbers replaced: 188-512 and 188-512-1. - Additional compatibility codes included: bis04033300780004300780001 and Fits 35879158358795583587989835879523587955635879516358795835879518. - Other compatible models: hlt28, st145, st155, cs50, cs4018, cs5020, d4150b, d450b, d4550bc, cs40. Specifications. - Condition: 100% brand new. - Material: plastic. - Package contents: primer bulb x 10. - Fit advice: please compare dimensions carefully with your existing primer bulb before purchase. Practical use scenarios. - On-site repair: carry a set for quick replacement when a primer bulb cracks during outdoor work to get equipment running again without returning to the workshop. - Routine maintenance: use as replacement parts during scheduled servicing of small engines and power tools to maintain reliable priming performance. - Fleet readiness: keep sets in a service kit for multiple machines that use the listed model numbers to simplify parts management and reduce service time. Important notes. - Please allow a 1 to 2 cm measurement tolerance due to manual measurement. - Color displayed in photos may differ slightly from the actual item due to screen calibration; please use the actual product as the reference. This product provides a straightforward replacement solution with clear compatibility references and tested performance for reliable priming function.