型號
直徑
AT474-46
3-3/16"
(80.87 mm)
AT474-46X
3-7/32"
(81.76 mm)
AT474-47
3-1/4"
(82.55 mm)
AT474-47X
3-9/32"
(83.34 mm)
AT474-48
3-5/16"
(84.14 mm)
AT474-48X
3-11/32"
(84.93 mm)
AT474-49
3-3/8"
(85.73 mm)
AT474-49X
3-13/32"
(86.52 mm)
AT474-50
3-7/16"
(87.31 mm)
AT474-50X
3-15/32"
(88.11 mm)
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