Specification model:

[2 stroke] upgraded Black-1 domestic chain

[2 stroke] upgraded Black-2 domestic chains

[2 stroke] upgraded Black-3 domestic chains

[2 stroke] upgraded Black-1 imported chain

[2 stroke] upgraded Black-2 imported chains (value recommend)

[2 stroke] upgraded Black-3 imported chains

[2 stroke] upgraded Black-4 imported chains

[2 stroke] upgraded Black-1 imported chain and 1 domestic chain

[2 stroke] upgraded Black-bare metal [chain gift bag without Guide Plate]]

[2 stroke] top red-1 domestic chain

[2 stroke] top red-2 domestic chains

[2 stroke] top red-3 domestic chains

[2 stroke] top red-1 imported chain

[2 stroke] top red-2 imported chains (value recommend)

[2 stroke] top red-3 imported chains

[2 stroke] top red-4 imported chains

[2 stroke] top red-1 imported chain and 1 domestic chain

[2 stroke] top red-bare metal [chain gift bag without Guide Plate]]

[4 stroke] high-power yellow 269.9KW-1 domestic chain

[4 stroke] high-power yellow 269.9KW-2 domestic chains

[4 stroke] high-power yellow 269.9KW-3 domestic chains

[4 stroke] high power yellow 269.9KW-1 imported chain

[4 stroke] high-power yellow 269.9KW-2 imported chains (value recommend

[4 stroke] high-power yellow 269.9KW-3 imported chains

[4 stroke] high-power yellow 269.9KW-4 imported chains

[4 stroke] high-power yellow 269.9KW-domestic chain 1 imported chain 1

[4 stroke] high-power yellow 269.9KW-bare metal [chain gift bag without guide plate

[4 stroke] Black Diamond Red 299.9KW-1 domestic chain

[4 stroke] Black Diamond Red 299.9KW-2 domestic chains

[4 stroke] Black Diamond Red 299.9KW-3 domestic chains

[4 stroke] Black Diamond Red 299.9KW-1 imported chain

[4 stroke] Black Diamond Red 299.9KW-2 imported chains (value recommend

[4 stroke] Black Diamond Red 299.9KW-3 imported chains

[4 stroke] Black Diamond Red 299.9KW-4 imported chains

[4 stroke] Black Diamond Red 299.9KW-domestic chain 1 imported chain 1

[4 stroke] Black Diamond Red 299.9KW-bare metal [chain gift bag without guide plate