Feature:

* Easy to install: chain joints for the magic buckle, easy to disassemble, easy to clean, reusable  

* Strong Rally: Special forging steel, repeated forging, strict control of materials to ensure the strength

* Smooth lubrication: surface polishing, internal oiling

* Durable: rust and corrosion

Specification：

* 6/7/8 Speed：

  - Specification:1/2” ×3/32” 116 knots

  - Color:silver-plate

  - The classification of speed:6/7/8/18/21 speed

  - Axial length:about 7.2mm

  - Magic buckle:pressed in connector

* 9 Speed：

  - Specification:1/2” ×11/128” 116 knots

  - Color:silver-plate

  - The classification of speed:9/27 speed

  - Axial length:about 6.6mm

  - Magic buckle:Standard pair

* 10 Speed：

  - Specification:1/2” ×11/128” 116 knots

  - Color:silver-plate

  - The classification of speed:10/20/30 speed

  - Axial length:about 6.1mm

  - Magic buckle:Standard pair

Package includes：

1Pcs 6/7/8 speed chain 

or 

1Pcs 9 speed chain 

or 

1Pcs 10 speed chain