AWG 12-10 16-14 22-16 50/140x Crimp Connector Kit PVC Semi-Insulated Piggy Back. Crimp the copper barrel in the middle of the butt connector by crimper. ✔ SUPERIOR QUANTITY & TYPE COMBINATION： 200Pcs with 4 Type of Heat Shrink Butt Connectors, 30 Yellow, 60 Blue, 90 Red, 20 Transparent.
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