I assembled a HE3D K280 and found the glass bed has no brackets. The pictures I've seen online of folks using it show them taping the glass down with masking tape. So I came up with some small brackets that fit every other hole around the bed and hold it in place.

Print Settings

• Printer: He3D K280
• Rafts: No
• Supports: No
• Resolution: Any
• Infill: 20-40%