Functional Spider-man Web shooter

Spider-man Functional Web shooter
made by HeroTech

full video here
https://www.youtube.com/watch?v=8i2zqx4rVWc

and Video of it in action is here
https://www.youtube.com/watch?v=VdetRQJZYUU

Materials list/links:
Blue PETG filament: https://rigid.ink/products/petg-1-75-...
Polycarbonate filament: https://rigid.ink/products/polycarbon...
24mm watch strap: https://www.aliexpress.com/item/TEARO...
4X M3 hex nuts: https://sg.rs-online.com/web/p/hex-nu...
4X M3 8mm screws: https://sg.rs-online.com/web/p/machin...
Lockblock spring SSC-014B-5: http://shincoil.com/Shincoil_compress...
Projectile spring SSC-026D-12: http://shincoil.com/Shincoil_compress...
0.45mm nylon line: https://www.ebay.com/itm/Strong-Fishi...
Scrimp: https://www.beadaholique.com/beadalon...
CR2032 battery: https://www.ebay.com/itm/5-PCS-Set-CR...
5X Green LEDs: https://sg.element14.com/webapp/wcs/s...
Reed switch: https://sg.rs-online.com/web/p/reed-s...
Watch gears: https://www.aliexpress.com/item/Free-...
Bingo chip: https://www.ebay.com/itm/Bulk-Wholesa...
8X3mm magnet: https://www.suprememagnets.com/p-278-...
4X6mm magnet: https://www.suprememagnets.com/p-240-...
4X3mm magnet: https://www.suprememagnets.com/p-310-...
Web string: https://www.crochetaustralia.com.au/p...