Description
Technical Overview
This 7-inch free-spinning wheel functions as a mobile connection component. Specifically, engineers designed this hardware for seamless integration with 40 Series T-Slot aluminium extrusion profiles. To facilitate motion, the assembly incorporates a nylon rim paired with a pure rubber tyre. Consequently, this material combination delivers smooth, low-noise rotational movement across flat or uneven surfaces.
In order to minimise rotational resistance, the central hub houses two pre-installed 608RS sealed bearings. At the same time, these bearings maintain precise mechanical alignment during operation. Furthermore, the wheel features an 8mm bore size that directly accommodates standard M8 fastening screws or axles. Technicians mount this hardware configuration directly onto framework extensions or specialised axle clamps. Therefore, the unit provides mobile support for modular structures without requiring extensive structural or machining alterations.
Applications
Technicians regularly deploy these 7-inch free-spinning wheels to add mobile functionality to various modular assemblies. In particular, assembly teams utilise these bearing-driven wheels to construct material transport carts and mobile trolleys. Furthermore, operators install them on custom industrial workstations and portable equipment enclosures.
Additionally, the wheel design interfaces smoothly with hex rail setups and custom hardware configurations. As a result, this feature makes the component highly applicable for engineering projects and custom robotics builds. Meanwhile, the pure rubber tyre material provides stable traction on uneven ground. Because of this traction, operators successfully implement the component on garden equipment, utility wheelbarrows, and general material handling setups. Finally, builders must note that the physical dimensions and mounting specifications align precisely with M8 fasteners and 40 Series extrusion system constraints.
Free-Spinning Wheel Technical Drawings:
| A | B | C | Weight |
| 7″ (approx. 180mm) |
Φ8mm | 32mm | 384g |
Maker Store Tips and Tricks
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When integrating into a 40 Series frame, insert the axle shaft into an axle clamp first and tighten it securely before installing the wheel assembly.
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Ensure the M8 mounting screws pass straight through the center of both internal 608RS bearings to prevent axial misalignment and uneven tyre wear.
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Periodically inspect the rubber tyre tread for debris accumulation when operating frames across outdoor or dusty workshop environments.
Products to Pair with Free-Spinning Wheel
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7-Inch Wheel House – Injection Moulded PA66+GF30
$29.99 Inc. GST Add to cart -
8mm Smooth Rod
Price range: $4.85 through $7.62 Inc. GST Select options This product has multiple variants. The options may be chosen on the product page -
T-Slot 40 x 40mm – 40 Series – HEAVY Duty – Silver
Price range: $27.57 through $92.88 Inc. GST Select options This product has multiple variants. The options may be chosen on the product page -
T-Slot 40 x 80mm – 40 Series – HEAVY Duty – Silver
Price range: $72.74 through $225.21 Inc. GST Select options This product has multiple variants. The options may be chosen on the product page
