Installing Shimano Gears into ANY Single Speed Bicycle | DIY Gear Upgrade 

Adding gears to my single speed cycle without any prior knowledge in bike tech, it was quite an experience.
Here are all the parts,
These were ordered from bumsonthesaddl...
1) TZ500 Shimano 6 Speed Freewheel
2) KMC 6 Speed Chain
3)Shimano TZ50 Derailleur
www.amazon.in/...
4) Starlit Vortex 6 Speed Index Shifter
www.amazon.in/...
All the RU-vid Channels which helped with the build.
1)Seth's Bike Hacks
/ sethsbikehacks
2) Park Tool
/ parktoolcompany
3)GCN & GCN Tech
/ globalcyclingnetwork
4) RJ The Bike Guy
/ shyflirt1
5) Eric Bujis - Solvespace Tutorials
/ @ericbuijs3043
Solvespace Links
solvespace.com/...
Solvespace Tutorials
• Video
Freecad Links
Music Credits
/ vexento
www.freecadweb...