Specification Brand : uxcell BulletPoint : Part Number: 80OF, 80OFHD BulletPoint1 : Product Package: 8 pcs of connector links for 20A-1/#100-1 industrial roller chain. Total Length: 2.24 "/ 57mm; Roller Diameter: 0.75 "/ 15.88mm; Pin Diameter: 0.375" / 9.53mm; Inner Plate Depth: 1.181"/30mm; Pitch: 1.25" /31.75mm. BulletPoint2 : Material: The chain links are made of carbon steel, precision machined, strong, and durable. BulletPoint3 : Surface Shot-Peened: The standard chain end connector split links are shot-peened during the production process to improve the strength and toughness of the product and extend the service life of the chain. BulletPoint4 : Easy to use: The links are easy to attach to the drive chain, making it easy to lengthen or shorten the chain; old sprockets can be removed with circlip pliers and removed from the chain. To install a new chain joint, first, insert the pin and snap the spring clip or cotter pin into place. Regular cleaning and lubrication can extend service life. BulletPoint5 : Note: Please pay attention to the size and model before ordering to avoid buying the wrong one. ExternallyAssignedProductIdentifier1 : 0742431112173 ExternallyAssignedProductIdentifier2 : 742431112173 ItemName : uxcell 8Pcs #100-1/20A-1 Roller Chain Connecting Links 31.75mm Pitch Carbon Steel Master Connector Link, Chain Master Links for 20A-1/#100-1 Chain ItemPackageDimensions_Height : 2.56 inches ItemPackageDimensions_Length : 7.48 inches ItemPackageDimensions_Width : 4.33 inches ItemPackageQuantity : 8 ItemTypeKeyword : roller-chains Manufacturer : uxcell Material : Carbon Steel PartNumber : a23112600ux0180 ProductDescription : Product Package: 8 pcs of connector links for 20A-1/#100-1 industrial roller chain. Total Length: 2.24"/57mm; Roller Diameter: 0.75"/15.88mm; Pin Diameter: 0.375"/9.53mm; Inner Plate Depth: 1.181"/30mm; Pitch: 1.25"/31.75mm. Material: The chain links are made of carbon steel, precision machined, strong, and durable. Surface Shot-Peened: The standard chain end connector split links are shot-peened during the production process to improve the strength and toughness of the product and extend the service life of the chain. Easy to use: The links are easy to attach to the drive chain, making it easy to lengthen or shorten the chain; old sprockets can be removed with circlip pliers and removed from the chain. To install a new chain joint, first, insert the pin and snap the spring clip or cotter pin into place. Regular cleaning and lubrication can extend service life. Note: Please pay attention to the size and model before ordering to avoid buying the wrong one.