Ring No: 2 . 3 . 4 . 5 . 6
PIPE I/D SIZE: 6.0~16.0mm

Ring No: 2 . 3 . 4 . 5 . 6
PIPE I/D SIZE: 4.0~12.0mm

Ring No: 6 . 8 . 10
PIPE I/D SIZE: 2.5~4.8

G5215 CNTSG
G5216 DCNTSG

中通竿顶环

T5217 CNTST
T5218 DCNTST