Pair Of 15 Inch Garage Door Plunger Bumper Springs Left And Right For Opener System Replacement Parts Keeps Cable Tension Inside Horizontal Track Durable Garage Door Hardware

15 Inch Garage Door Pusher Spring Pair for Cable Tension ✔️ 15 inch pair; spring length 7.6 in; total weight 4.86 lb

This 15 inch garage door plunger bumper pair mounts inside the horizontal track and creates downward pressure to keep cables aligned on the drums. It's commonly used with standard lift doors and jack shaft openers to prevent cable derailment and travel issues.

✅ Single weight 2.43 lb; total for pair 4.86 lb
✅ Total length 15 inches; spring length 7.6 inches
✅ Maximum width 6 inches; maximum height 1.9 inches
✅ Mounts inside horizontal track to maintain cable tension

💡 What is a garage door pusher spring used for in standard lift doors? This handy component helps keep cables on the drums and control door travel. - Keeps cable tension during the down cycle - Prevents cables from slipping off drum grooves - Reduces abrupt movement at the start of travel - Works well with jack shaft and standard lift systems