Type A: (1 pair with 4 M6 screws). Type B: (1 pair with 4 M6 screws). A: 2 Fixture+4 M6 Screw. B: 2 Fixture+4 M6 Screw. Suitable for all pitch bases. Suitable for 25mm spacing plates. Material: Aluminum alloy, sturdy and, with a long service life.
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