The best replacement for bk3 is sp8.

The best alternatives to bk3 are rated as following:

Your alternative for bk3 is not listed? Suggest!

No companions for bk3 have been suggested so far.

You have in mind a companion for bk3 and it is not yet here? Propose!

Scale is based on the average worldwide traffic of bk3 in all years. Click on graph for more.

bk3

sp8

bk2