This 8 Tooth Chain Sprocket sits on top of the power head. The chain goes around the sprocket and the teeth on it grip the chain so it stays on track. The Chain Sprocket comes with DIY replacement instructions.

• Compatible with Genie Models: 1022, 1024, 2022, 2022-700, 2024 (with chain rails)
• Genuine Genie factory replacement part
• Includes Chain Sprocket, 2 Screws, 2 Nuts, and replacement instructions