型号
直径
AT474-51
3-1/2"
(88.90 mm)
AT474-51X
3-17/32"
(89.69 mm)
AT474-52
3-9/16"
(90.49 mm)
AT474-52X
3-19/32"
(91.28 mm)
AT474-53
3-5/8"
(92.08 mm)
AT474-53X
3-21/32"
(92.87 mm)
AT474-54
3-11/16"
(93.66 mm)
AT474-54X
3-23/32"
(94.46 mm)
AT474-55
3-3/4"
(95.25 mm)
AT474-55X
3-25/32"
(96.04 mm)
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