Thru Axle Spacer Washer
Aluminum bicycle Thru Axle Spacer Washer - Spacers & Bushings
Aluminum Thru Axle Spacer Washer. Built for OEM bicycle assembly with traceable material and consistent quality.
01 Dimensions & Tolerances
Core dimensions are controlled for repeatable bicycle frame assembly. Custom dimensions, tolerances, and surface finish can be supplied from drawing.
| Parameter | Specification |
|---|---|
| Thread Size | - (unthreaded，slide-on type) |
| Tolerance Grade | ±0.02 mm |
02 Material & Performance
Material selection is optimized for the target bicycle application with verified mechanical properties and corrosion resistance.
| Parameter | Specification |
|---|---|
| Primary Material | 6061-T6 |
| Applicable Standards | ASTM B221 |
| Tensile Strength | 310 MPa |
| Hardness | HB 95-110 |
| Density | 2.7 g/cm³ |
| Process | cold heading |
| Surface Finish | black hard anodizing |
03 Application & Compatibility
Designed for bicycle OEMs, assembly factories, and component brands that need repeatable supply with documented QC.
| Parameter | Specification |
|---|---|
| Frame Type | project-specific frame, road bike |
| Typical Position | front fork / thru-axle spacer position |
| Accessory / Mating Part | thru-axle wheel installation support |
| Environment | indoor and outdoor use |
| Compatible Standards | ASTM B221 |
| Load Rating | standard |
| Recommended Torque | - (slide-on type，torque is transferred through the thru axle) |
| Installation Method | slide-on type (thru axle passes through) |
| Recommended Tool | no tool required (slide onto the thru axle) |
| Installation Position | front fork/rear stay thru-axle area |
Installation Steps
04 Quality Assurance
Each production batch can be supplied with traceability records, inspection data, and packaging labels for OEM receiving control. SGS/TUV third-party test reports available on request.
| Test / Inspection | Standard & Criteria |
|---|---|
| Salt Spray Test | 336 hours ISO 9227 NSS, hard anodized finish |
| Hardness Testing | ASTM E10 Brinell HB |
| Dimensional Inspection | AQL 2.5 sampling inspection |
05 Packaging & Ordering
Standard bulk packaging is available for assembly lines. Custom labels, kitting, and retail packaging can be prepared for brand programs.
| Parameter | Specification |
|---|---|
| Standard Pack | 500 pcs/bag |
| Packaging Material | PE resealable bag + corrugated carton |
| Industry Batch Reference | 1,000 pcs/specification for standard parts / 500 pcs/specification for other items |
| Batch Pricing Model | tiered volume pricing with no mandatory MOQ |
| Required Quote Data | Size, material, finish, quantity, drawing if custom |
Send your drawing, sample, or BOM and our team will confirm material, thread fit, finish, packaging, and lead time.
Technical Inquiry
Send drawings or STEP files. Engineering response within 24 hours.
Send DrawingRequest Quotation
Specify quantity, material, finish, and packaging. Quotes in 24 hours.
Get QuoteTrial Order
Start with a small batch to validate fit, finish, and assembly workflow.
Order Samples