Part Number: 123155009. Compatibility: Compatible with Macallister MBCP254 strimmers. Build: Made from reliable plastic and metal components for long-lasting strength and resilience. Smooth Operation: Ensures efficient line feeding and reduced vibration for cleaner, more precise trimming. 2-Pack: Comes with 2 strimmer heads, providing extra convenience for future use or dual-tool setups., Manufacturer: Create idea