Fits GX340 (11HP), GX390 (13HP), GX610 (18HP), GX620 (20HP) generator models Replacement for part numbers: 28400-ZE3-W01, 28400-ZE3-W01ZA, 31-060, Rotary 26-10379, 150-707 Center-to-center hole length: 200mm / 7.87in High-quality replacement starter recoil pulley for lawn mowers Easy to use with pull rope for engine starting Ideal replacement for damaged or worn grass cutter starters Material: Metal Dimensions: 48 x 210mm / 1.89 x 8.27 inches (H*D) Mount hole diameter: 6mm / 0.24 inch Mount hole distance: 100mm / 3.94 inches Core diameter: 50mm / 1.97 inches Color: Black and Red Package includes: 1 x Steel plate ratchet assembly Note: This package includes only the items listed above. Other accessories are not included. Please note that lighting and monitor settings may cause slight variations in color between the image and the actual product. Measurement may vary by +/- 1-3cm.