Product Overview
This aluminum L bracket for solar mounting is the heavy-duty version of the L-foot: a 5 mm-thick 6063-T5 body with slotted base holes that absorb drill-position tolerance on concrete and steel substrates.

It is commonly used to anchor rails on ground kits, flat-roof trays and steel purlins where the extra section adds stiffness under high wind uplift. Stainless bolts are supplied as a matched set.
Key Features
- 5 mm thick section — high uplift stiffness
- Slotted base holes — ±12 mm position tolerance
- Matched SS304 bolt set — complete fixing kit per pc
- Anodized 6063-T5 — 25-year outdoor life
- Multi-substrate — concrete, steel, timber
- OEM dimensions — custom extrusion available
Application Scenarios
Where the heavy-duty L bracket is used:
- Ground kit bases — anchors rails to concrete feet
- Flat roof ballast trays — stiff rail anchoring
- Steel purlin fixing — direct bolt-down interface
- Timber frame roofs — lag-screw compatible base

Configuration Options
- Thickness — 5 mm standard / 4 mm economy
- Holes — slotted or round
- Anodizing — natural / black
- Bolt set — SS304 M8 included
- OEM — custom profile on drawing
Product Specifications
| Material | AL 6063-T5 |
| Thickness | 5 mm |
| Hole tolerance | ±12 mm slots |
| Bolt set | SS304 M8 × 25 |
| Anodizing | 10 μm |
| Packing | 300 pcs / carton |
| Warranty | 10 years |
All products are manufactured in our ISO 9001 certified factory and carry CE / SGS certification. Custom requirements are welcome.
Quality Certifications
Ruhai Material is ISO 9001 certified and ships products compliant with CE and SGS requirements worldwide. Material certificates and test reports are available with each shipment.
Frequently Asked Questions
What is the MOQ for this aluminum L bracket?
MOQ is 500 pcs; samples from 10 pcs.
Can it anchor into concrete directly?
Yes — with the supplied sleeve anchors, or use our ground kit bases.
Is a stainless bolt set included?
Yes, each bracket ships with its matched SS304 bolts.
Lead time?
6-10 days stock; 15-20 days OEM profiles.
Request a Quote
Send us your specifications, quantity and target port — our sales team replies within 24 hours with a detailed quotation. Send an inquiry now.





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