460 roland brass from 45 win mag?

[nekshot]

Can 460 R brass be made from 45 win mag? If not how do you get it? Search is clueless also.

[fishhawk]

Order it from starline.

[kencha]

Yep, Starline.

Surprisingly, it is in stock as well.
https://www.starlinebrass.com/brass-cases/460-Rowland-Brass/index.cfm

Grafs even has it in stock at this time if you're not wanting 500 or more...
http://www.grafs.com/catalog/product/productId/17856

Although you could make it from 45 win mag if you really wanted to. Just be sure to work up loads accordingly, as the 45 win mag may have less case capacity.