Simple end cap for the 40/40 model, suitable for Trak Racer.

Center post diameter: 6.95mm

Fusion 360 files have been added in case someone wants to make changes.

Simlab’s 40/40 end caps can also be used, with the link: https://makerworld.com/en/models/584637

Printing settings

• materials：Sunlu PLA+ Black
• Nozzle size: 0.4mm
• Key print quality parameter.: 0.2mm
• wall: 3 layers
• top layer: 5 layers
• bottom layer: 13 layers
• infill: Gyroid, 15%
• support: None
• raft layer: None