Features:2 pins, 2 ways, spring load design, push type speaker terminal board.This spring loaded terminals ensure a solid connection and make wire hookups a put.Professionally design to your custom speakers or speaker upgrades for speaker cable connecting. Specifications:Color Polarity Coding: Red/BlackScrew Size: 18*3.5( L*D)Total Size: 57mm x 57mm x 31mm (L*W*H)Wire hole inner Diameter: 5mmScrew Mounting Diameter: 4mmPackage Contents:2Pcs x Speaker Box Terminal.
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