Specifications:

[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, imported chain 2 (recommend)

[2 stroke] upgraded black, 3 imported chains

[2 stroke] upgraded black, 4 imported chains

[2 stroke] upgraded Black, domestic chain 1 imported chain 1

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

[2 stroke] top with red, 1 domestic chain

[2 stroke] top with red, domestic chain 2

[2 stroke] top with red, domestic chain 3

[2 stroke] top with red, 1 imported chain

[2 stroke] top with red, imported chain 2 (recommend)

[2 stroke] top with red, imported chain 3

[2 stroke] top with red, imported chain 4

[2 stroke] top with red, domestic chain 1 imported chain 1

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

[4 stroke] high-power yellow 49.9KW, 1 domestic chain

[4 stroke] high-power yellow 49.9KW, 2 domestic chains

[4 stroke] high-power yellow 49.9KW, 3 domestic chains

[4 stroke] high-power yellow 49.9KW, 1 imported chain

[4 stroke] high-power yellow 49.9KW, 2 imported chains (recommend)

[4 stroke] high-power yellow 49.9KW, 3 imported chains

[4 stroke] high-power yellow 49.9KW, 4 imported chains

[4 stroke] high-power yellow 49.9KW, domestic chain 1 imported chain 1

[4 stroke] high-power yellow 49.9KW, bare metal [chain gift bag without Guide Plate]]

[4 stroke] Black Diamond Red 59.9KW, 1 domestic chain

[4 stroke] Black Diamond Red 59.9KW, domestic chain 2

[4 stroke] Black Diamond Red 59.9KW, domestic chain 3

[4 stroke] Black Diamond Red 59.9KW, 1 imported chain

[4 stroke] Black Diamond Red 59.9KW, 2 imported chains (recommend)

[4 stroke] Black Diamond Red 59.9KW, 3 imported chains

[4 stroke] Black Diamond Red 59.9KW, 4 imported chains

[4 stroke] Black Diamond Red 59.9KW, domestic chain 1 imported chain 1

Bare Metal [chain gift bag without Guide Plate]]