Roof box mounting hardware that promises a secure, durable clamp for common crossbars. LMYDIDO Roof Box Mounting U Bracket Kit uses galvanised steel components and lock nuts, giving peace of mind on long journeys. Will the kit's dimensions and fittings match your roof bars and load needs?
⚡ At a Glance
- • Mounting Strength: Galvanised steel U-bolts combined with high-performance lock nuts resist wear and hold firmly
- • Best for: Drivers who need a reliable fastening solution for roof boxes and cargo
- • Not ideal for: Roof bars thicker than 40 mm or highly non-standard bar systems
A kit of four galvanised steel U-bolts with rubber washers, plastic support plates and eight lock nuts. Designed for roof bars up to 40 mm thick with an inner width of 85 mm and centre-to-centre spacing of 90 mm.
Secure, wobble-free attachment - with galvanised steel U-bolts and lock nuts
Galvanised steel U-bolts clamp around crossbars while high-performance lock nuts tighten onto 7 mm diameter screws, rubber washers and plastic support plates add damping and even pressure distribution. The combination creates a robust mechanical joint under load.
Stable hold keeps topboxes and cargo steady on the move, reducing rattles and the risk of loosening during long drives.
Broad compatibility with common crossbars - with clearly specified dimensions
Inner width measures 85 mm, centre-to-centre screw thread spacing is 90 mm and screw diameter is 7 mm, while fittings are rated to accept bars up to 40 mm thick. These measurable dimensions make compatibility checks straightforward.
Quickly verify fit against your roof bars, ensuring the kit will suit many popular aftermarket and factory crossbars.
Compact, user-friendly fitting and storage - with lightweight, simple components
The set contains four U-bolts, four rubber washers, four plastic support plates, eight high-performance lock nuts and two bandages, with parts designed to be small and light. Product descriptions and user feedback highlight easy installation.
Parts pack away neatly between trips and assembly is straightforward for most owners, making the kit practical for occasional or regular use.
✨ The 4 Key Reasons for LMYDIDO Roof Box Mounting U Bracket Kit
- Durable galvanised steel - Long-lasting, resists wear and deformation over regular use
- Complete fastening kit - Includes 4 U-bolts and 8 lock nuts for immediate fitting
- Compatibility dimensions - Fits roof bars up to 40 mm thick, check 85 mm inner width
- Compact components - Small parts store easily in-car between journeys for convenience
📋 Technical Details at a Glance
- Category: Automotive Parts and Accessories
- Brand: LMYDIDO
- Material: Galvanised steel and plastic
- Inner width: 85 mm
- Centre-to-centre spacing: 90 mm
❓ Frequently Asked Questions
Q: Are these brackets compatible with my roof bars?
A: Compatibility is based on measurable dimensions, the inner width is 85 mm, centre-to-centre thread spacing is 90 mm and the kit fits roof bars up to 40 mm thick. Check your crossbar against these figures to confirm fit.
Q: What materials are used, and are they durable?
A: Galvanised steel and plastic materials are specified, described as wear-resistant and durable, not easy to break or deform, giving a long service life.
Q: What comes in the kit and is installation straightforward?
A: The set includes four galvanised U-bolts, four rubber washers, four plastic support plates, eight high-performance lock nuts and two bandages, and product notes plus user reviews indicate installation is easy and convenient.
🏆 Our Verdict
Suitable for drivers who want a dependable, measurable way to secure roof boxes to common crossbars. Galvanised steel construction, a comprehensive set of fastenings and clear dimensional data make it straightforward to check fit and rely on long-term performance. While buyers should compare options, durable materials and easy installation point to strong long-term value.
