Print Instructions: For all printed components Material: PLA Layer Height: 0.2mm Shell Thickness: 0.8mm Fill Density: 15% Print Speed: 70 mm/s Printing Temperature: 210 C No supports necessary. Total Printing Time: 1 hr 45 mins Assembly time: >5 min Assembly Instructions: 1 Cut a section of " by " from the 2 Liter bottle 2 Glue the bottle in the seam of the 3d printed part see image below 3 Use string or zip tie to attach to bike Cost Comparison: Total: $0.39-$0.42 Commercial: $24.28 [24 in Guard] Savings: $23.86-$23.89 98%