Download Backtrack 5R2

After months of  development of bug fixes, upgrades & the addition of 42 new tools , the full version of Backtrack 5R1 is released . It is running on custom built 3.2.6 kernel with best wireless support .It is said that it is the fastest & best release of backtrack yet ! .

Advantages -  

• Addition of 42 new tools .
• Many Bugs Fixed 
• Many Tools upgraded ( Metasploit 4.2.0, SET V3.0 ,BeEF 0.4.3.2 )
• Ubuntu updates included 
• Wiki updates ( How to )

And many more advantages . You can get more details from the official site of Backtrack

If you going to update your existing backtrack so you can add the new update repository -

echo "deb http://updates.repository.backtrack-linux.org revolution main microverse non-free testing" >> /etc/apt/sources.list 
apt-get update 

apt-get dist-upgrade 

Download Backtrack 5R1