








Specifications: M6x18 with countersunk washer
The RISK RT038 M6x18 Titanium Disc Brake Caliper Bolt Set is designed for securing compatible bicycle disc brake calipers or caliper mounting brackets.
Each set includes 4 M6x18mm titanium alloy bolts and 4 grooved washers, making it suitable for one bike setup where compatible bolt length is required. The titanium alloy construction provides a lightweight, corrosion-resistant, and premium-looking upgrade over standard steel bolts.
Available in Rainbow, Gold, Black, and Titanium color, this bolt set is ideal for MTB brake upgrades, replacement hardware, and custom bike builds.
| Item | Specification |
|---|---|
| Brand | RISK |
| Model | RT038 |
| Product Name | Titanium Disc Brake Caliper Bolt Set with Grooved Washers |
| Material | Titanium Alloy |
| Bolt Size | M6 × 18mm |
| Bolt Head Diameter | Approx. 9mm |
| Bolt Head Height | Approx. 6mm |
| Hex Socket | 5mm |
| Washer Outer Diameter | Approx. 11mm |
| Washer Inner Diameter | Approx. 6mm |
| Washer Thickness | Approx. 1.6mm |
| Colors | Rainbow / Gold / Black / Titanium |
| Quantity | 4 bolts + 4 grooved washers |
| Net Weight | Approx. 12.8g / set |
| Gross Weight | Approx. 16.9–17g / pack |
| Package Size | Approx. 15 × 9 × 1cm |
| Packaging | RISK branded bag |

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