Check the listing for details. 6Pcs #40 Chain Master Connector Link Roller 1/2" Pitch Split Links for 08A Chain. Condition: New. Listed at 17.39 USD. Features:1. Made of stainless steel materials, finely processing, precision processing, strong, anti-oxidation, and durable.2. This chain link roller connector is Easy for drive chains. Regular cleaning and lubrication can extend service life.3. You can use appropriately sized circlip pliers to take apart the old chain link roller and remove it from the chain. To install the new chain joint, insert the pin first, then snap the spring clip in. Wear gloves carefully for safety.4. Please pay attention to the size and model before ordering.Specifications:Chain No.: 08A(#40)Material: Stainless SteelTotal Length: 23mm / 0.91-inchPin Length: 18.5mm / 0.73-inchPin Diameter: 4mm / 0.16-inchInner Plate Depth: 12mm / 0.47-inchPitch: 1/2-inch / 12.7mmWidth Between Inner Plates: 8.5mm / 0.33-inchAverage Tensile Strenght:10.