Specifications Hign-concerned Chemical:None Model Number:HG40 HG50 HG53 HG93 HG54 HG95 CN-4601 HG601 HG701 HG901 8/9/10/11/12Speed Chains 112/114/116/118/126 Links M6100 M8100 HG71 HG601 HG54 HG40 Road MTB Bicycle Chains Model: CN-HG40 Length: 116L Shaft length: 7.3 mm. With 1 chain pin Application: 6/7/8 speed MTB ROAD bicycles Model Number: CN-HG93 CN-HG53 Length: 116L(HG93). 118L(HG53) Shaft length: 6.5mm. With 1 chain pin Applicable: 9 speed MTB ROAD bicycles Model Number:CN-HG54 CN-HG95 Length:116L(boxed). 114L(no box) Shaft length: 5.8mm(boxed). With 1 chain pin Model: CN-6701. CN-4601 Length: 116L(CN-6701). 114L(CN-4601) Shaft length: 5.8mm. With 1 chain pin Applicable: 10 speed MTB ROAD bicycles Model Number: CN-HG601 / CN-HG701 / CN-HG901 Length: 106L/108L/114L/116L Shaft length: 5.5 mm (HG601.HG701)boxed :With magic buckle. HG601 no box:chain pin .HG901:With 2 chain pins Applicable: 11 speed MTB ROAD bicycles Model Number: CN-M7100 / CN-M8100 / CN-M9100 Length: 116L/118L/120L/126L Shaft length: 5.5 mm Applicable: 12 speed MTB ROAD bicycles KMC Model: X11 Dimensions: 1/2'' X 11/128'' Link: 118 Links Connector: Missing Link 11R/CL555R Compatible: 11-Speed Drivetrain System X10 10-Speed Road/Mountain Bike Chain Model: X10 Dimensions: 1/2'' X 11/128'' Link: 116 Links Connector: Missing Link 10R/CL559R Compatible: 10-Speed Drivetrain System X9 9-Speed Inner Plate Chamfering Chain Model: X9 Dimensions: 1/2'' X 11/128'' Pin length: 7.3mm Link: 116 Links Connector: Missing Link 9R/CL566R Compatible: 9-Speed Drivetrain System X12 12-Speed Road/Mountain Bike Chain Model: X12 Dimensions: 1/2'' X 11/128'' Link: 126 Links Color: Silver/Gold/Black Gold/Silver Black Connector: Missing Link 12/CL552 Compatible: 12-Speed Drivetrain System Feature -Super Strong Fitting Force, Hydraulic Riveting Technology -High Rigidity, Instant Transfer Efficiency, Maintain Efficient Transmission -2X-SP Wear Resistance Technology -Patented Double X-bridge Design, Precise and Agile Shifting Performance -The Guide Angle Design of The Inner Chain Can Improve The Speed Change Performance -The Guide Angle Design of The Outer Chain Piece Increases The Smoothness of Shifting Z8.3 6/7/8-Speed Chain Model: Z8.3 Dimensions: 1/2'' X 3/32'' Pin length: 7.3mm Link: 116 Links Weight: about 330 grams Color: Dark Silver Connector: Missing Link 8R/CL573R Compatible: can be operated on 6/7/8-speed derailleur systems. Feature -Hi-performance -Extremely durable -Anti Rust -Non Directional -EcoPro TeQ Coated