





⛓️ Extend your garage’s reach with effortless power and precision!
The Chamberlain Group 7710Cb-P Rail Extension Kit is designed for 10-foot high garage doors, fully compatible with Chamberlain chain drive models. It includes a replacement chain, rail extension, all necessary hardware, and an instruction manual for quick installation. Tested for durability and backed by a 1-year warranty, this kit ensures reliable, everyday operation from North America’s leading garage door opener brand.
| Manufacturer | Chamberlain |
| Part number | G7710CB |
| Item Weight | 4.08 Kilograms |
| Product Dimensions | 125.48 x 3.05 x 2.54 cm; 4.08 kg |
| Item model number | 7710CB-P |
| Item Package Quantity | 1 |
| Specification met | certified frustration-free |
| Included components | Hardware, Manual, Rail Extension, Replacement Chain |
| Batteries Included? | No |
| Batteries Required? | No |