Question: what kind of lock should i get for my bike?
Answer: Abus Granit X-Plus 540. The Abus Granit X Plus 540 is probably the best all round bike lock, of any type, available today. ... 
Kryptonite Kryptolok New-U. ... 
Kryptonite Kryptolok 955 Mini. ... 
Hiplok Gold Chain. ... 
Foldylock Compact. ... 
Abus Bordo Granit 6500.