ITEM NAME:1000x Aluminum Fishing Line Crimp Wire Leader Sleeve Tube Connector 1.2mm Description: High strength, corrosion resistant and burr-free. Non-abrasive finish. Great for mono and wire leader when you like fishing. Specification: Material: Aluminum Alloy Diameter: 1.2mm Color: Silver Package Includes: 1000 Pieces Fishing Line Crimp Sleeves SKU: MNF0003194519384476.1000 Pieces Fishing Line Crimp Sleeves. Great for mono and wire leader when you like fishing. Material: Aluminum Alloy. SKU: MNF0003194519384476.