Master link for chain marked #428 for Pocket bikes, ATVs, dirt bikes, and motorcycles.

• Pitch: 12.70 mm 
• Roller Diameter: 8.51 mm
• Width Between Inner Plates: 7.75 mm 
• Pin Diameter: 4.45 mm
• Pin Length: (L) 16.70 mm (Lc) 8.2 mm
• Inner Plate Depth: 11.80 mm
• Plate Thickness: 1.60 mm
• Ultimate Tensile Strength: 18.0/4091 kN/LB
• Average Tensile Strength: 20.1 kN
• Weight per meter: 0.70 kg/m