>>1265076Get a bike lock. Specifically a U-lock if you value the thing.
>>1264924Many BMX chains have mushroomed pins which are even more sturdy than the basic bicycle chain because they get the shit beat out of them. It’s not ideal breaking them like a caveman, but it works if you don’t want to pay a bike shop or buy a cheap breaker. And look at Walmart prices, dude doesn’t need some fancy $40 chain.