10 Speed Bike Chain External Chamfer Design Half Hollow Alloy Steel Easy Install Variable Speed for road Bikes _x000D_ Bike Chain 10 Speed Half Hollow Variable Speed Chain Mountain Road Bike Replacement Chain _x000D_ _x000D_ _x000D_ Feature: 1. External Chamfer: This chain adopts external chamfer design to avoid gear interference of the chain shifting, and the operation is smoother._x000D_ 2. High Rigidity: Embedded with high strength axes, high rigidity reinforced structure, tight, flexible and not stuck, bearing high treading force._x000D_ 3. Replacement Parts: This variable speed chain can be used as a repair part to replace the damaged original parts and prolong the life of the bike._x000D_ 4. Applicable Transmission System: This bike chain is applicable to various 10 speed, 2 x 10 speed and 3 x 10 speed transmission systems._x000D_ 5. Easy Installation: This bike replacement chain can be installed easily, and is a good choice for light weight matching or long distance riding._x000D_ _x000D_ Specification: Item Type: Bike Chain_x000D_ Material: Alloy Steel_x000D_ Gross Weight: 320g / 11.3oz_x000D_ _x000D_ _x000D_ Package List: 1 x Chain_x000D_ 2 x Buckle _x000D_ 1 x StorageBox _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_