Bicycle OEM Hardware

Custom Fasteners & Model-Specific Hardware for Bicycle OEMs

We manufacture custom fasteners and precision turned components for bicycle OEM projects, supplying model-specific hardware sets to approved drawings and BOMs. From prototype quantities to repeat orders, we define the requested parts, drawing revisions and per-bike quantities around your project.

Existing hex-drive shafts and mating nut, shown as separate hardware components
Existing hex-drive shafts and mating nut
Part NumberDrawing RevisionQuantity per Bike

Custom Fasteners Precision Turned Parts Model-Specific Hardware Sets

Hardware Scope for Your Bicycle Program

Start with the components your project needs. A manufacturing scope can cover one drawing, a subassembly or a defined group of fasteners and turned parts.

PS-P02 technical rendering with stepped diameter and cross-hole

Shafts, Pins & Sleeves

Stepped and locating geometry. Confirm fit diameters, retention features and available assembly space.

PS-H03 spacer washer technical rendering showing its bore and end faces

Spacers & Bushings

Bores, end faces and contact surfaces. Specify the finished spacing within the assembly stack.

Two flanged sleeves and a threaded locking component from the existing product range

Matched Hardware Sets

Agreed bolts, shafts, sleeves and spacers. Connect each item to a revision, per-bike quantity and supply responsibility.

PS-P02, PS-P04 and PS-H03 images are technical renderings. Product references illustrate geometry; your approved drawings define the new project.

Hardware Examples for Bicycle OEM Projects

Compare the features that matter to your assembly, then connect them to a part number and drawing.

Two flanged sleeves and a threaded locking component from the existing product range
Existing product group · Configuration 01

Flanged Sleeve & Locking Components

A matched hardware group may include a flanged sleeve, a mating sleeve and a threaded locking part. Each component needs its own identity and an agreed quantity. The mating geometry and finished requirements come from the approved assembly and part drawings. For your project, identify which pieces are requested and whether samples should be assessed individually or as a paired group.

Explore the full-suspension reference ↗
Existing shoulder fasteners with different lengths and thread positions
Existing product group · Configuration 03

Shoulder Bolts for Different Frame Interfaces

Similar-looking bolts can have different shoulder lengths, thread positions and installation locations. Give each requested version its customer part number, drawing revision and quantity per bike. Colour or an estimated length in a photograph cannot identify an interchangeable part. When several configurations share a bolt, show that approved relationship in the BOM so purchasing can combine quantities without losing the configuration reference.

Explore custom fastener manufacturing ↗
PS-P04 technical rendering showing shoulders, wrench flats and threads
PS-P04 · Technical rendering
Original PS-P04 dimension drawing with stepped diameters and thread calloutsView original drawing ↗

Pivot Shaft with Combined Features

The PS-P04 reference combines stepped diameters, shoulders, threads and wrench flats. Review these features together: a shoulder locates a mating part, while a flat provides tool access at a particular assembly position. The part drawing defines the geometry; the assembly reference explains its relationship to neighbouring parts. For a new model, identify the finished fits and the features requiring a sample check.

Open the PS-P04 product record ↗
PS-H03 spacer washer technical rendering showing its bore and end faces
PS-H03 · Technical rendering
Original PS-H03 drawing with bore, outside diameter and thickness dimensionsView original drawing ↗

Spacer in a Defined Assembly Stack

The PS-H03 spacer reference shows why a ring-shaped part still needs a complete drawing identity. Bore, thickness and contact faces establish its place in the stack. Confirm which dimensions apply after surface treatment and which mating parts are used for evaluation. A change in spacer thickness should be reviewed against the relevant assembly and configuration, rather than accepted from a visual comparison alone.

Open the PS-H03 product record ↗

From a model to individual parts

One Bicycle Model, an Itemised Hardware BOM

A model-specific hardware set is defined by its approved part list. Every item connects a drawing revision to a quantity and an agreed manufacturing scope.

Illustrative BOM Structure — Not a Customer Order or a Production Specification

Scroll horizontally to view all BOM fields.

Example Part No.Drawing Rev.ComponentQty per BikeFinish ReferenceSupply Scope
EX-101APivot axle1Approved drawingManufacture
EX-102BMating sleeve2Approved drawingManufacture
EX-103ALocking component1Approved drawingManufacture
EX-104CSpacer2Approved drawingManufacture

Confirm the quantity basis

Identify the model or platform, configuration, BOM revision and every part drawing revision. State the number of bikes or sets ordered, per-bike usage, sample quantities and separately required spares. Confirm both the purchasing unit and the factory’s delivery unit.

Combine quantities with their references intact

A common part can serve several approved configurations. Total its required quantities across those configurations and list additional spares separately, without assuming a spare percentage. This example table does not describe the pictured product groups.

Required quantity for a part = approved per-bike quantities across the ordered configurations + separately agreed spare quantities.

Keep Model Variants and Drawing Revisions Separate

  1. Model / PlatformProject identity
  2. ConfigurationA or B, as approved
  3. BOM RevisionApplicable part list
  4. Part Number + Drawing RevisionManufacturing definition

Configuration A and Configuration B may use different lengths or quantities. Shared parts need an approved common reference. A revision release identifies affected configurations and production batches; sample, production and service requirements remain separately defined where needed.

Two Practical Supply Scopes

Individual Drawing-Controlled Parts

Order one part number or selected components. Confirm the material, finished requirements and quantity for each drawing, with mating information where fit needs review.

Discuss Individual Parts ↗

Model-Specific Hardware Sets

Provide an itemised BOM. Agree the contents, per-set quantities, manufacturing responsibilities and any purchased items that need sourcing confirmation.

Discuss a Model-Specific Hardware Set ↗

Separate manufactured items, purchased components and customer-supplied or reference-only parts. Bearings or seals in a drawing are included only when agreed. Specify packing by part number, subassembly or kit; a set does not automatically mean one retail bag per bike.

Manufacturing Behind the Hardware Set

Select the manufacturing route for each component’s geometry, material and quantity. These capabilities can be combined where appropriate.

CNC lathe production line with bar-feeding equipment in the PremFixer workshop
PremFixer CNC lathe production line and bar-feeding equipment
CNC Turning
Shafts, sleeves, spacers, shoulders and drawing-defined rotational geometry.
Turn-Mill Machining
Turned geometry with suitable cross-holes, slots and wrench flats.
Cold Heading
Fastener forming where the material, shape and production quantity suit the route.
Thread Rolling
External threads on suitable materials and component geometries.
Tool / Die Development
Tooling and fixtures planned around the selected manufacturing process.
Cold-heading equipment and wire coils in the existing PremFixer workshop
Existing cold-heading workshop photograph

Core component manufacturing is supported by agreed partner operations for finishing, heat treatment and project-specific testing. The quotation identifies the required work and responsibilities for each part.

Material, Finish and Inspection Follow the Part

Different items in one model BOM can have different materials, finishes and acceptance requirements. Record these against each part number.

Stainless steel 304 / 316
Specify grade, condition, finish and the relevant mating surfaces.
Aluminium 6061 / 7075
Define alloy, temper and finished dimensions after any specified treatment.
Titanium alloys
Identify the drawing-specified grade and required material documentation.
Project-specified steels
Connect material condition and any heat treatment to the part requirements.
Review the engineering materials guide ↗

Agree checks for critical dimensions, threads and treatment-sensitive fits, together with the required inspection records and batch identification. A colour or material label does not replace a specification.

From Project Enquiry to Repeat Supply

  1. Initial enquiry

    Share available drawings, sample information or a preliminary BOM and the project stage.

    Outcome: needs and missing inputs identified.
  2. Scope and quotation

    Confirm requested part numbers, quantities, materials and finished requirements.

    Outcome: itemised quotation and supply scope.
  3. Drawing / BOM release

    Supply authorised drawing and BOM revisions with the required sample quantities.

    Outcome: manufacturing basis and sample scope.
  4. Samples and approval

    Review samples against agreed inspection and assembly evaluation requirements.

    Outcome: approval or documented changes.
  5. Production and delivery

    Confirm approved revisions, batch quantities, labels and packing requirements.

    Outcome: manufacture, inspect and deliver to order.
  6. Repeat orders / changes

    Identify current revisions, new quantities and any affected mating parts.

    Outcome: confirmed continuation or reapproval.

Connect the design owner, buyer and receiving factory

The brand may approve and purchase directly, or authorise its frame or assembly factory to buy. Identify who approves the design, who places the order and where parts are delivered. Manufacturing review can suggest changes; the authorised design party approves them and the model-level application. PremFixer remains responsible for the agreed manufacturing and supply requirements.

For the first enquiry, identify the project reference, which organisation approves the drawing, who will place the order and the receiving country or factory when known. Missing commercial or engineering details can be clarified during the project discussion.

Bicycle OEM Hardware Questions

What does model-specific bicycle hardware mean?

Model-specific hardware is a defined group of parts linked to a bicycle model or platform configuration. The approved drawings and BOM identify the parts, revisions, materials and quantities required for that configuration. Similar appearance does not establish interchangeability, and a hardware set includes only the items agreed for the project.

Can PremFixer supply individual parts as well as hardware sets?

Yes. We manufacture individual drawing-defined fasteners and precision turned components, and we supply model-specific hardware sets within an agreed BOM scope. A project can include only selected part numbers. For a multi-part order, identify the mating components, quantity per bike and required delivery grouping so each item is included clearly in the quotation.

What do you need to quote a bicycle OEM hardware project?

Send the drawings or BOM you currently have, together with the project stage and required quantities. Include material, finish and important acceptance requirements where available. For a hardware set, identify quantities per bike and any mating-part information. We can clarify missing inputs before a formal quotation or production approval is completed.

Must all drawings be approved before the first enquiry?

No. An initial enquiry can start with draft drawings, sample information or a preliminary BOM. Clearly identify the document status so discussion does not imply production approval. Before manufacture is released, the required drawing revisions, material and finish specifications, quantities and agreed acceptance requirements need to be confirmed through the project approval process.

Can you work with both the bicycle brand and its assembly factory?

Yes. The project can involve the brand, frame manufacturer or assembly factory. Please identify who approves the design, who places the order and which site receives the parts. Manufacturing and commercial scope should follow those agreed responsibilities. A factory enquiry does not automatically authorise changes to the brand’s drawing or nominated components.

How are different model variants and revisions handled?

Identify each configuration and its applicable BOM revision, then link every item to the correct part drawing. Parts may be shared across configurations only where the approved documentation allows it. A revision change should define which models or production batches it affects, rather than automatically treating every previous part as interchangeable with the new version.

Which manufacturing processes support these projects?

Our capabilities include CNC turning, turn-mill machining, cold heading, thread rolling and tooling development. The route is selected for the particular geometry, material and quantity; a part does not necessarily require every process. Specified finishing, heat treatment and testing are coordinated according to the agreed project scope and actual manufacturing responsibilities.

Can one hardware BOM contain different materials and finishes?

Yes. Different components can have different drawing-defined materials and finishes. Record those requirements for each part rather than assigning a single material to the complete set. The specification should also identify relevant finished dimensions, mating surfaces and thread requirements, so a surface treatment or material change is not treated as an automatic substitute.

Can you provide prototypes and later repeat production?

Yes. Prototype quantities and repeat production can be discussed for the project. State the quantity needed for each stage and whether samples require the same finish and packaging as production parts. Pricing, timing and any tooling requirements depend on the agreed scope. Later orders need a confirmed drawing and BOM revision, not only the previous kit name.

Does a hardware set include bearings, seals and other purchased parts?

Only when those items have been specifically accepted within the supply scope. A bearing or seal shown in an assembly drawing may be a mating reference rather than a quoted item. The BOM should distinguish manufactured parts, purchased components requiring sourcing confirmation and customer-supplied items. This keeps responsibilities and the quoted contents clear.

Can the parts be packed by bicycle model or subassembly?

Model-level or subassembly grouping can be specified as part of the order. Define the kit contents, quantities, applicable revisions, label information and packaging requirements. Parts may instead be supplied by part number where that better suits the customer’s assembly process. A model-specific supply agreement does not automatically mean individual retail bags or a particular packaging format.

What quality information can accompany an order?

The documentation package is agreed for the order and may include material records, dimensional inspection information, specified finish or test evidence, and batch identification. The ISO 9001 certificate is available for supplier assessment within its stated scope. Project documents define the actual part acceptance requirements; certification alone is not proof of compatibility or vehicle-level performance.

Start with the information you have

Send Your Bicycle Hardware Drawings or BOM

Share the model or project reference, the drawings or BOM you have, and your required quantities. Tell us whether you need individual components or a defined hardware set, and we will clarify the manufacturing and supply scope for your project.

Request a Project Quote

Useful for the first discussion

  • Available drawings, BOM or sample information
  • Individual parts or a model-specific hardware set
  • Project stage and quantities
  • Known material, finish and acceptance requirements

Draft documents are welcome for an initial enquiry. If an NDA is needed, let us know before sharing confidential files.

Use the drawing and BOM RFQ guide if you need help separating parts per bike, sample quantities, drawing revisions and reference-only components.

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