Product Information Upgrade your bifold aluminium doors with our replacement top guide and bottom roller set. Designed for 70mm doors, this robust 5 knuckle version is compatible with older 3 knuckle models, ensuring a seamless repair and enhanced functionality.
Product Specification
Part Type: Top & Bottom Set
Overall Height: 200mm
Handle Height: 160mm
Hinge Height: 119mm
Hinge Width When Open: 45mm
Diameter of Knuckle: 15.8mm
Hinge Screw Centres: 33mm
Fixing Holes: 4
Countersunk Fixing Holes: 4
Top to Bottom Fixing Hole: 72mm
Top to Middle Fixing Hole: 45mm
Middle to Bottom Fixing Hole: 26mm
2nd to 4th Fixing Hole: 24mm-34mm
This set is engineered for durability and ease of installation, making it the perfect choice for maintaining the performance of your bifold doors.
