The ever-popular FIOCCHI 455 Webley with reloadable brass cases and the WOLF 303 with steel cases are back in stock and both are going fast.
https://www.canadaammo.com/product/detail/50-round-box-of-fiocchi-webley-455-ammo/
https://www.canadaammo.com/product/detail/wolf-303-british-military-classic-174gr-fmj-box-of-20-rounds/