Garage Door Opener Coupler, 25A18 25C20 Sprocket Coupler for Screw Drive Units (10 Pcs) - Aries Yellow

• 1. Easy Way To Fix Garage Door: if your garage door shaft fails to turn, these couplers can be the solution, friendly to DIY'ers. Part number: 025C0020, formerly known as 25C20 2. Universal Compatibility: compatible with models 1000SD, 2000SD, 1000SDR, 2000SDR, 2110, 2220, 4600, 4620, 4640, 9902, PD420, PD460-2, 9950, 139.5399211, 139.53991srt, 139.53992srt, 41A5389-1D, 41a5389d, 102215200018... 3.Replacement Parts: the coupler assembly connects the garage door opener motor to the screw drive rail assembly, it can be broken over time, then replace with a new one 4.Dimensions:1.5 inches long (approximately 4 centimeters), 1.2 inches outer diameter (approximately 3 centimeters), 0.8 inches inner diameter (approximately 2 centimeters), with 8 grooves 5.Easy To Install: please refer to the videos online for quick replacement and make sure your motor position is in the same position as your garage door, Manufacturer: Aries Yellow