车库换双弹簧 $200不到吧, 但是那个是要技术的, 弹簧飞出来也不是闹着玩的.
因此不做.
要是连接门的那片铁皮坏了, 补上块铆上, 或者换那一片即可.
整个大门都换是偷懒.
车库换双弹簧 $200不到吧, 但是那个是要技术的, 弹簧飞出来也不是闹着玩的.
因此不做.
要是连接门的那片铁皮坏了, 补上块铆上, 或者换那一片即可.
整个大门都换是偷懒.
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不太难,弹簧飞不出来的
-professionalengineer-
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03/11/2013 postreply
09:17:17
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shh ... don't let the wife know it!
-wooddiy-
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03/11/2013 postreply
09:22:42
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i am talking about the coil type, not torsional
-ProfessionalEngineer-
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03/11/2013 postreply
09:26:05
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Thanks! Learned something
-wooddiy-
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03/11/2013 postreply
09:34:25