This came up after a 4 second search on amazon for brink padlock. Brinks 672-52701 Commercial 2.5-Inch.Solid Steel Lock with Boron Long Shackle https://www.amazon.com/dp/B00C5TGQ7U/ref=cm_sw_r_awdo_navT_a_D3JAYQXQK48WCDGM8NKF
I have this brinks that is a 6-pin core, hardened shackle, round body etc.
https://www.amazon.com/gp/product/B00C5TGQ7U
It's great & cheap