型号
直径
AT474-31
2-1/4"
(57.15 mm)
AT474-31X
2-9/32"
(57.94 mm)
AT474-32
2-5/16"
(58.74 mm)
AT474-32X
2-11/32"
(59.53 mm)
AT474-33
2-3/8"
(60.33 mm)
AT474-33X
2-13/32"
(61.12 mm)
AT474-34
2-7/16"
(61.91 mm)
AT474-34X
2-15/32"
(62.71 mm)
AT474-35
2-1/2"
(63.50 mm)
AT474-35X
2-17/32"
(64.29 mm)
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