NEW DuBro For Airplanes / Hardware Mount Bolt / Nuts 4-40 (4) 127 DuBro 127 Mount Bolt / Nuts 4-40 (4) for Airplanes / HardwareThis is the 4-40x1-1/4" Mounting Bolt Sets with Blind Nuts from Du-Bro. FEATURESHigh strength steel construction for mounting engines.
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