Get up to 70 per cent off a selected range of Crows merchandise at the Grand Final Week Mega Sale.

For this week only, CROWmania West Lakes, Regent Arcade and Online will offer a host of discounted Adelaide gear, including never to be repeated prices on some items.

Official 2013 caps have been reduced to just $20, while a range of polo shirts, tees and training guernseys have also been slashed.

Each of the three CROWmania locations will carry a slightly different range of sale products. You can view the online sale here.