These are two 3-piece sets. The self-threading nylon socket (ball cup) will attach to your M3 Threaded Solder Coupler . The nickel-plated brass ball with M3 thread allows connection for heavy-duty linkages, such as high-torque servos etc.
Brass ball with thread M3
Ball cup bore for M3 or similar
Pack of 5
We will inform you if the price of this product will be changed according to your wished price.
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