B1 Rewind Upgrade

此版本已经迭代至https://makerworld.com.cn/zh/models/1253793-bmcu-d-130ban-ben#profileId-1339834后续将不在更新，新版本将B1与BMCU合体，集成一个料架 升级群友真滴麻 回卷方案，更改缓冲特征，缩小尺寸；附件有STP格式，欢迎各位品尝；物料如下:1、75mm导杆1PCS：https://detail.tmall.com/item.htm?id=680516964370&pisk=gQg_OMqjMOXs2jUAGlAUN6cFr54bcB8yksNxZjQNMPUTcZhZFS740hVflJGJsR-DjxiIHvqaB-r4lSMzKf72sfRXljh8BroaQSHEhvjZQqyqLEGoFl7ZMq5ixYlR7V-guZagorpyUU8z_f40kiws2iXGv5V9uNQT6P4dUR1w2U8rsX1a6Qlpzq5CxvPGDZHYXyULMJFOWoFvOkFzMrQTDNIdpJ2Lk5UYXkCLa7fTMNHAv6F0N5IAXSFLp7FYk-HYXydQiJFTkrhy-_NXfRc6skgBWr6k8jwCkZ3Q9K2n1LQ4O2V6n8G_dLpnRaq_efeCkLDJ1webK4peAXDSXAPnhU9QJbnQWRupeZwqqVcKRlCAxfULCbqIxd_LTXGx4kgewU4_WRn4Sj5WQXgsQf0IgsIL5PoQVVaAiZk057qS7k1VSx4TCu3_XO9U30lEWkMJLwM0ccH_9zIrway71asfOubbO8RBOij0wVqkWrC2RYrTt5ZeOB6tmlF3O8RBOij0XWV_aBOCBmf..&spm=tbpc.boughtlist.suborder_itemtitle.1.13d52e8dmryAve2、608ZZ轴承4PCS3、MR63轴承2PCS：<a target="_blank" rel="noopener noreferrer ugc" href="https://detail.tmall.com/item.htm?id=587566831533&pisk=g_g__BZjMOXs2GzAGlAUN6cFr54bhB8yksNxZjQNMPUTcZhZFS740