A1 mini handle and cable guide

A1 mini handle and cable guideTwo models are referenced and the strengths of both are combined.https://makerworld.com/zh/models/48599#profileId-62550https://makerworld.com/zh/models/118952#profileId-127964 Cables always tip over to one side. The cable retainer found in makerworld still tilted the topmost cable to one side after some time, so a modification was made combining the functionality of these two models.