Specification Brand : uxcell BulletPoint : 10 Pcs Escalator Step Chain Roller SSEF50110 OD70mm W25mm 6204-2RS BulletPoint1 : Product Package: 8 pcs of connector links for 10A-2/#50-2 industrial roller chain. Total Length: 1.57"/40mm; Roller Diameter: 0.875"/15.88mm; Pin Diameter: 0.2"/5.08mm; Inner Plate Depth: 0.594"/15.09mm; Pitch: 0.625"/15.875mm. 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. ItemName : uxcell 8Pcs #50-2/10A-2 Double Roller Chain Connecting Links 15.875mm Pitch Carbon Steel Master Connector Link, Chain Master Links for 10A-2/#50-2 Chain ItemPackageDimensions_Height : 0.59 inches ItemPackageDimensions_Length : 5.51 inches ItemPackageDimensions_Width : 3.94 inches ItemPackageQuantity : 8 ItemTypeKeyword : roller-chains Manufacturer : uxcell Material : Carbon Steel PartNumber : a23112600ux0189 ProductDescription : Product Package: 8 pcs of connector links for 10A-2/#50-2 industrial roller chain. Total Length: 1.12"/28.5mm; Roller Diameter: 0.875"/15.88mm; Pin Diameter: 0.2"/5.08mm; Inner Plate Depth: 0.594"/15.09mm; Pitch: 0.625"/15.875mm. 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.