Mainline Topper Module Pack

What it is

A modular topper add-on pack designed for the Roggason Mainline display system.

The interchangeable topper modules allow different visual styles and collection themes while keeping the same modular rail structure and mounting setup.

The toppers are designed for clean multi-color printing and integrate directly into compatible Mainline display configurations.

System Integration

This model is part of the HSW Hot Wheels modular display system.

Required base component:
→ HSW Hot Wheels System – Blister Mount

Compatible with:
→ Left Display Rail
→ Right Display Rail
→ Left Bottom End Rail
→ Right Bottom End Rail

Compatible connector options:
→ Standard Single Connector
→ Standard Expansion Connector

Mounting options:

Direct mounting:
→ Can be mounted directly to walls, wood panels, or custom surfaces

HSW integration:
→ HSW Hot Wheels System – Hex Adapter (for mounting on HSW walls)

Not compatible with:
→ HSW Hot Wheels System – Premium Connector Upgrade

The Premium system uses a separate wider topper format.

Optional upgrades:
→ HSW Hot Wheels System – Logo Add-On (adds a clean visual highlight)

→ Mainline Topper Module Pack

Included Topper Modules

• Batman

• JDM

• Car Culture

• Racing

• TH

• STH

Additional topper modules may be added later.

Key Features

Interchangeable topper modules

Designed for the Roggason Mainline display system

Quick screw-mounted installation

Multi-color printing support

Clean wall display appearance

Modular expansion concept

Easy to swap and customize

Mounting

The topper modules are designed for use with M3 countersunk screws to ensure a clean and flush fit.

Screw type:

• M3 countersunk (flat head)

Recommended length:

• 8–12 mm (depending on mounting setup)

Use Case

Perfect for collectors who want to personalize their modular Hot Wheels wall display with different themes and collection styles.

Works well in workshops, hobby rooms and collector walls where modular organization and presentation are important.

Closing

Designed as interchangeable visual add-ons for the Roggason modular display ecosystem.

Print Settings

Material:

• PLA

• PETG

Layer height:

• 0.2 mm

Infill:

• 15–25%

Supports:

• Not required

Orientation:

• Print flat for best print quality

Notes

These topper modules are designed specifically for the Roggason Mainline display system.

The Mainline display system is required for installation.

PETG recommended for higher durability.

Supports multi-color printing using AMS/MMU or manual filament swaps.