Probably the Cybergun Swiss Arms M6 Short Version. It's about $65 to $70. But I would go with a quality sniper over a cheap one. It'll last you longer and will shoot more accurately
"Best" requires opinion, "sniper" refers to how you use it, and "cheap" descries the user. Airsoft is a manufacturer. Please respect this site as the privilege that it is or risk blockage.
Yes. You can get replacement springs for airsoft sniper rifles.
No.
Yes, an M14 Airsoft Sniper is good. My cousin has almost all of the airsoft guns their are and he loves the M14. I would recommend it.
UTG Shadow ops airsoft sniper rifle (L96 Type 96)
Yes of course
A paintball sniper rifle can shoot father.
The cheapest airsoft sniper rifles are aroung 100 USD or ~60 pounds. Besides that if you want a rifle that will not break after a few months you will need to pay almost twice as much.
It depends, dose your your sniper have threds? Type airsoft sniper silencer on Google and you will get something.
A paintball sniper rifle can shoot father.
The one you can afford.
Define "cheap"