Chain and Sprocket sizes 520 vs 525 vs 530

sprocket used as example is 520 to show the different chain sizes.
1st is 520 chain with 520 sprocket
2nd is 525 chain with 520 sprocket
3rd is 530 chain with 520 sprocket

[shannonscott]

He Seems liked a stoned confused person but as a vet rider and a stoner myself I understand the point he is trying to make 🤣🤷🏽‍♂️🤷🏽‍♀️🤷🏿

[saisurya]

what happens if i use 520 sprocket and a 530 chain ? will it fall off ?

[lowego]

That First one is a 520 homie.. not a 525

[crbushwhacked]

Most confusing chain video I’ve ever seen

[eumid]

All u need is the pitches to match too wide ain't ever really a problem unless u wanna complain about noise or something or wear periods shorter than expected, blah blah blah send it

[atulverma]

Explain the working, benifits and causes in hindi..