MAXHubs
MAXHubs

MAXHubs (Product Family Page) provide a way to transfer torque to a MAXSpline pattern from shafts of various shapes and sizes. Other MAXHub variants allow for different bores or structural patterns to populate within an existing MAXSpline. MAXHubs are available in plastic and aluminum.
Specifications
1/2in Hex - Plastic
34.9mm (1.375in)
8.6mm (0.34in)
1/2in Hex
5g (0.01lb)
Glass-Filled Nylon
1/2in Hex - Aluminum
34.9mm (1.375in)
8.6mm (0.34in)
1/2in Hex
11g (0.02lb)
Aluminum
5mm - Plastic
34.9mm (1.375in)
8.6mm (0.34in)
5mm Hex
6g (0.01lb)
Glass-Filled Nylon
Structural
34.9mm (1.375in)
4.7mm (0.18in)
-
10g (0.02lb)
Aluminum
Double Sided
34.9mm (1.375in)
14.3mm (0.56in)
1in
5g (0.011lb)
Glass-Filled Nylon
Locking MAXHubs
The Locking MAXHub - 1/2in Hex is a compact, dual plate hub system designed to secure 1/2in hex shafting inside any MAXSpline bore component. Each kit includes two identical wedge locking plates and the necessary #10-32 hardware. When the plates are drawn together, their internal geometry twists and expands to simultaneously clamp onto the 1/2in hex shaft and the outer MAXSpline bore.

Each plate features three #10 clearance holes and three matching #10-32 threaded holes. This layout allows the included button head screws to tighten from either direction, making the MAXHub easy to install even in tight assemblies. While only three screws are required for locking, all six can be installed for added security. Once preloaded, the hub requires only a small quarter turn to fully lock or unlock, enabling quick adjustments and service. The result is a space efficient and highly reliable solution for securing wheels, sprockets, and other MAXSpline bore components to 1/2in hex shafts.

Specifications
Outside Diameter
34.9mm (1.375in)
Max Locked Width w/Screws
15.3mm (0.6in)
Bore
1/2in Hex
Single Plate Weight
5g (0.011lb)
6 Screw Assembly Weight
21g (0.046lb)
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