The linear 15MM bearing is a wide strong support bearing, This bearing fits exclusively on the 15MM railing and comes in a few different types. This 15MM bearing is a specific part...
The linear 25MM bearing is a wide strong support bearing, This bearing fits exclusively on the 25MM railing and comes in a few different types. This 25MM bearing is a specific part...
The linear 20MM bearing is a wide strong support bearing, This bearing fits exclusively on the 20MM railing and comes in a few different types. This 20MM bearing is a specific part...