Manfrotto 055CXpro4 alternative

Hi all, I really like the specs of the Manfrotto 055CXpro4 tripod, but its pretty expensive ($500 canadian).  Is there another tripod you can recommend that has similar specs but cheeper in price?

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http://500px.com/baneling
Canon T3i
Canon EF-S 18-55mm f/3.5-5.6 IS
Canon EF-S 55-250mm f/4-5.6 IS