extract Raidiator x86

how to extract the content of the RAIDiator-x86-4.2.22

binwalk RAIDiator-x86-4.2.22

16384           0x4000          POSIX tar archive (GNU)
17408           0x4400          POSIX tar archive (GNU)
1604096         0x187A00        POSIX tar archive (GNU)
1604608         0x187C00        Linux kernel
5181605         0x4F10A5        ELF (IRIX)
5186980         0x4F25A4        LZMA compressed data, properties: 0xAC, dictionary size: 134217728 bytes, uncompressed size: 436207587 bytes
5188096         0x4F2A00        POSIX tar archive (GNU)
5188608         0x4F2C00        Linux kernel
8088494         0x7B6BAE        ELF (Monterey)
8094208         0x7B8200        POSIX tar archive (GNU)
8208908         0x7D420C        LZMA compressed data, properties: 0xCC, dictionary size: 1207959552 bytes, uncompressed size: 603979776 bytes
8264704         0x7E1C00        POSIX tar archive (GNU)

dd if=RAIDiator-x86-4.2.22 bs=1 skip=16384 of=RAIDiator-x86-4.2.22.tar
tar xvf RAIDiator-x86-4.2.22.tar

the content of the archive is this:

csums.md5
initrd.gz
kernel
kernel.up
memtest
root.tlz
supplmnt.tlz
syslinux.cfg
version.txt

root.tlz and supplmnt.tlz can be extracted with tar -xvf
binwalk can be found here http://code.google.com/p/binwalk/