








Specification: M6*18 mm
The RISK RT020 Crank Arm Fixing Bolts are lightweight titanium alloy screws designed for bicycle crank arm locking and fixing. With a standard M6 x 18mm size and 5mm hex socket, they are suitable for compatible integrated hollow cranksets on mountain bikes, road bikes, gravel bikes, and other bicycles.
Made from titanium alloy, these bolts offer a lightweight upgrade compared with standard steel bolts while adding a premium customized look to your bike. The cylindrical head design provides clean appearance and secure installation when used with a 5mm Allen key.
Each pack includes 2 bolts, suitable for one crank arm fixing set. Available colors include Rainbow, Gold, Black, and Titanium.
Please confirm the original bolt size before purchase and install according to the torque value specified by the crankset manufacturer.
| Item | Details |
|---|---|
| Brand | RISK |
| Model | RT020 |
| Product Name | Titanium Crank Arm Fixing Bolts |
| Product Type | Crank Bolt / Crank Arm Locking Screw |
| Material | Titanium Alloy |
| Size | M6 x 18mm |
| Head Diameter | Approx. 9mm |
| Head Height | Approx. 6mm |
| Tool Interface | 5mm Hex Socket |
| Quantity | 2 pcs / pack |
| 2PCS Net Weight | Approx. 5.8g |
| Package Weight | Approx. 9.9–15g |
| Package Size | Approx. 15 x 9cm |
| Color Options | Rainbow / Gold / Black / Titanium |
| Application | Crank Arm Fixing / Hollow Crank Locking |
| Package | RISK Brand Bag |
Crankset, bottom bracket, tools, and other accessories shown in images are not included.
| Chinese Variant | English Variant Name | Color | Quantity |
|---|---|---|---|
| 彩色 | Rainbow – 2PCS | Rainbow | 2 pcs |
| 金色 | Gold – 2PCS | Gold | 2 pcs |
| 黑色 | Black – 2PCS | Black | 2 pcs |
| 钛色 | Titanium – 2PCS | Titanium Silver | 2 pcs |

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